diff --git a/core/src/main/java/ru/trader/analysis/CrawlerSpecificator.java b/core/src/main/java/ru/trader/analysis/CrawlerSpecificator.java
new file mode 100644
index 0000000..db55a15
--- /dev/null
+++ b/core/src/main/java/ru/trader/analysis/CrawlerSpecificator.java
@@ -0,0 +1,107 @@
+package ru.trader.analysis;
+
+import ru.trader.analysis.graph.Edge;
+import ru.trader.core.Offer;
+import ru.trader.core.Vendor;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+import java.util.function.Consumer;
+
+public class CrawlerSpecificator {
+    private final List<Vendor> any;
+    private final List<Vendor> containsAny;
+    private final List<Vendor> all;
+    private final Collection<Offer> offers;
+    private boolean byTime;
+
+    public CrawlerSpecificator() {
+        any = new ArrayList<>();
+        all = new ArrayList<>();
+        containsAny = new ArrayList<>();
+        offers = new ArrayList<>();
+        byTime = false;
+    }
+
+    public void setByTime(boolean byTime){
+        this.byTime = byTime;
+    }
+
+    public void all(Collection<Vendor> vendors){
+        all.addAll(vendors);
+    }
+
+    public void any(Collection<Vendor> vendors){
+        containsAny.addAll(vendors);
+    }
+
+    public void target(Vendor vendor){
+        any.add(vendor);
+    }
+
+    public void targetAny(Collection<Vendor> vendors){
+        any.addAll(vendors);
+    }
+
+    public void add(Vendor vendor, boolean required){
+        if (required){
+            all.add(vendor);
+        } else {
+            any.add(vendor);
+        }
+    }
+
+    public void remove(Vendor vendor, boolean required){
+        if (required){
+            all.remove(vendor);
+        } else {
+            any.remove(vendor);
+        }
+    }
+
+    public void buy(Collection<Offer> offers){
+        this.offers.addAll(offers);
+    }
+
+    public CrawlerSpecification build(Consumer<List<Edge<Vendor>>> onFoundFunc, RouteSpecification<Vendor> andSpec){
+        RouteSpecification<Vendor> spec;
+        RouteSpecification<Vendor> res = null;
+        if (!all.isEmpty()){
+            spec = all.size() > 1 ? RouteSpecificationByTargets.all(all) : new RouteSpecificationByTarget<>(all.get(0));
+            res = spec;
+        }
+        if (!any.isEmpty()){
+            spec = any.size() > 1 ? RouteSpecificationByTargets.any(any) : new RouteSpecificationByTarget<>(any.get(0));
+            if (res != null){
+                res.and(spec);
+            } else {
+                res = spec;
+            }
+        }
+        if (!containsAny.isEmpty()){
+            spec = RouteSpecificationByTargets.containAny(containsAny);
+            if (res != null){
+                res.and(spec);
+            } else {
+                res = spec;
+            }
+        }
+        if (andSpec != null){
+            if (res != null){
+                res.and(andSpec);
+            } else {
+                res = andSpec;
+            }
+        }
+        if (byTime){
+            return new CrawlerSpecificationByTime(res, onFoundFunc);
+        }
+        return new CrawlerSpecificationByProfit(res, onFoundFunc);
+    }
+
+    public CrawlerSpecification build(Consumer<List<Edge<Vendor>>> onFoundFunc){
+        return build(onFoundFunc, null);
+    }
+
+}
diff --git a/core/src/main/java/ru/trader/analysis/RouteSearcher.java b/core/src/main/java/ru/trader/analysis/RouteSearcher.java
index 5b9462e..98f0120 100644
--- a/core/src/main/java/ru/trader/analysis/RouteSearcher.java
+++ b/core/src/main/java/ru/trader/analysis/RouteSearcher.java
@@ -66,16 +66,19 @@ public class RouteSearcher {
     public List<Route> getRoutes(Collection<Vendor> fVendors, Collection<Vendor> toVendors, Collection<Vendor> vendors){
         List<Route> res = new LimitedQueue<>(scorer.getProfile().getRoutesCount());
         int count = (int) Math.ceil(scorer.getProfile().getRoutesCount() / fVendors.size());
-        RouteSpecification<Vendor> specification = RouteSpecificationByTargets.any(toVendors);
+        CrawlerSpecificator specificator = new CrawlerSpecificator();
+        specificator.any(toVendors);
         for (Vendor fromVendor : fVendors) {
-            Collection<Route> routes = search(fromVendor, fromVendor, vendors, count, specification);
+            Collection<Route> routes = search(fromVendor, fromVendor, vendors, count, specificator);
             res.addAll(routes);
         }
         return res;
     }
 
     public List<Route> getRoutes(Vendor from, Collection<Vendor> vendors){
-        return search(from, from, vendors, scorer.getProfile().getRoutesCount(), RouteSpecificationByTargets.any(vendors));
+        CrawlerSpecificator specificator = new CrawlerSpecificator();
+        specificator.any(vendors);
+        return search(from, from, vendors, scorer.getProfile().getRoutesCount(), specificator);
     }
 
     public List<Route> getRoutes(Vendor from, Vendor to, Collection<Vendor> vendors){
@@ -83,24 +86,41 @@ public class RouteSearcher {
     }
 
     public List<Route> getRoutes(Vendor source, Vendor target, Collection<Vendor> vendors, int count){
-        return search(source, target, vendors, count, null);
+        return search(source, target, vendors, count, new CrawlerSpecificator());
     }
 
-    private List<Route> search(Vendor source, Vendor target, Collection<Vendor> vendors, int count, RouteSpecification<Vendor> specification){
+
+    public List<Route> getLoops(Vendor source, Collection<Vendor> vendors, int count){
+        return searchLoops(source, vendors, count, new CrawlerSpecificator());
+    }
+
+    public List<Route> search(Vendor source, Vendor target, Collection<Vendor> vendors, int count, CrawlerSpecificator specificator){
         LOG.trace("Start search route  from {} to {}", source, target);
         VendorsGraph vGraph = new VendorsGraph(scorer, callback);
         LOG.trace("Build vendors graph");
         vGraph.build(source, vendors);
         LOG.trace("Graph is builds");
         RouteCollector collector = new RouteCollector();
-        Crawler<Vendor> crawler = specification != null ? vGraph.crawler(specification, collector::add, callback) : vGraph.crawler(collector::add, callback);
+        Crawler<Vendor> crawler = vGraph.crawler(specificator.build(collector::add), callback);
         crawler.setMaxSize(scorer.getProfile().getLands());
         crawler.findMin(target, count);
         return collector.get();
     }
 
-    public List<Route> getLoops(Vendor source, Collection<Vendor> vendors, int count){
-        return search(source, source, vendors, count, new LoopRouteSpecification<Vendor>(true));
+    public List<Route> searchLoops(Vendor source, Collection<Vendor> vendors, int count, CrawlerSpecificator specificator){
+        LOG.trace("Start search loops from {}", source);
+        VendorsGraph vGraph = new VendorsGraph(scorer, callback);
+        LOG.trace("Build vendors graph");
+        vGraph.build(source, vendors);
+        LOG.trace("Graph is builds");
+        RouteCollector collector = new RouteCollector();
+        Crawler<Vendor> crawler = vGraph.crawler(specificator.build(collector::add, new LoopRouteSpecification<>(true)), callback);
+        crawler.setMaxSize(scorer.getProfile().getLands());
+        crawler.findMin(source, count);
+        crawler = vGraph.crawler(specificator.build(collector::add, new RouteSpecificationByTarget<>(source)), callback);
+        crawler.setMaxSize(scorer.getProfile().getLands());
+        crawler.findMin(source, 1);
+        return collector.get();
     }
 
     private class RouteCollector {