diff --git a/internal/pool.go b/internal/pool.go
index 36c8602..0ba9505 100644
--- a/internal/pool.go
+++ b/internal/pool.go
@@ -210,33 +210,41 @@ func (pool *Pool) Run(ctx context.Context, offset, limit int) {
 		go pool.doCommonFile()
 	}
 
-	go func() {
-		for {
+	closeCh := make(chan struct{})
+	//go func() {
+	//	select {
+	//	case <-worderDone:
+	//		closeCh <- struct{}{}
+	//	}
+	//}()
+	var worderDone bool
+	wait := func() {
+		if !worderDone {
+			worderDone = true
 			pool.wg.Wait()
-			pool.closeCh <- struct{}{}
+			close(closeCh)
 		}
-	}()
+	}
 
 Loop:
 	for {
 		select {
 		case u, ok := <-pool.worder.C:
 			if !ok {
+				go wait()
 				continue
 			}
 			pool.Statistor.End++
-			if int(pool.reqCount) < offset {
+			if pool.reqCount < offset {
 				pool.reqCount++
 				continue
 			}
 
 			if pool.Statistor.End > limit {
+				go wait()
 				continue
 			}
 
-			if u == "" {
-				continue
-			}
 			pool.wg.Add(1)
 			pool.reqPool.Invoke(newUnit(u, WordSource))
 		case source := <-pool.checkCh:
@@ -251,7 +259,7 @@ Loop:
 				continue
 			}
 			pool.reqPool.Invoke(unit)
-		case <-pool.closeCh:
+		case <-closeCh:
 			break Loop
 		case <-ctx.Done():
 			break Loop
@@ -260,6 +268,7 @@ Loop:
 		}
 	}
 
+	pool.wg.Wait()
 	for pool.analyzeDone {
 		time.Sleep(time.Duration(100) * time.Millisecond)
 	}
diff --git a/pkg/baseline.go b/pkg/baseline.go
index 7760c94..44a6cbd 100644
--- a/pkg/baseline.go
+++ b/pkg/baseline.go
@@ -35,6 +35,8 @@ func GetSourceName(s int) string {
 		return "rule"
 	case 10:
 		return "bak"
+	case 11:
+		return "common"
 	default:
 		return "unknown"
 	}