diff --git a/src/utils/arknights_utils.go b/src/utils/arknights_utils.go
index e8f9d69..061f174 100644
--- a/src/utils/arknights_utils.go
+++ b/src/utils/arknights_utils.go
@@ -140,7 +140,7 @@ func GetOperatorByName(name string) Operator {
 func GetOperatorsByName(name string) []Operator {
 	updateData()
 	var operatorList []Operator
-	for _, op := range operatorTree.Search(strings.ToLower(name), 0) {
+	for _, op := range operatorTree.Search(strings.ToLower(name)) {
 		print(operators[op].Name)
 		operatorList = append(operatorList, operators[op])
 	}
@@ -156,7 +156,7 @@ func GetRecruitOperatorList() []Operator {
 func GetEnemiesByName(name string) map[string]string {
 	updateData()
 	var enemyMap = make(map[string]string)
-	for _, index := range enemyTree.Search(strings.ToLower(name), 0) {
+	for _, index := range enemyTree.Search(strings.ToLower(name)) {
 		a := enemyArray[index]
 		enemyMap[a.a.(string)] = a.b.(string)
 	}
diff --git a/src/utils/suffixtree/node.go b/src/utils/suffixtree/node.go
index a7cdf5e..047d19c 100644
--- a/src/utils/suffixtree/node.go
+++ b/src/utils/suffixtree/node.go
@@ -31,40 +31,15 @@ type node struct {
  * @param numElements the number of results to return. Use <=0 to get all
  * @return the first numElements associated to this node and children
  */
-func (n *node) getData(numElements int) (ret []int) {
-
-	if numElements > 0 {
-		if numElements > len(n.data) {
-			numElements -= len(n.data)
-			ret = n.data
-		} else {
-			ret = n.data[:numElements]
-			return
-		}
-	} else {
-		ret = n.data
-	}
+func (n *node) getData() (ret []int) {
+
+	ret = n.data
 
 	// need to get more matches from child nodes. This is what may waste time
 	for _, edge := range n.edges {
-		data := edge.node.getData(numElements)
-	NEXTIDX:
-		for _, idx := range data {
-			for _, v := range ret {
-				if v == idx {
-					continue NEXTIDX
-				}
-			}
-
-			if numElements > 0 {
-				numElements--
-			}
-			ret = append(ret, idx)
-		}
+		data := edge.node.getData()
+		ret = append(ret, data...)
 
-		if numElements == 0 {
-			break
-		}
 	}
 
 	return
diff --git a/src/utils/suffixtree/suffixtree.go b/src/utils/suffixtree/suffixtree.go
index 0e8be8c..80771c9 100644
--- a/src/utils/suffixtree/suffixtree.go
+++ b/src/utils/suffixtree/suffixtree.go
@@ -2,6 +2,7 @@
 package suffixtree
 
 import (
+	"fmt"
 	"strings"
 	"unicode/utf8"
 )
@@ -13,12 +14,12 @@ type generalizedSuffixTree struct {
 
 // Search search for the given word within the GST and returns at most the given number of matches.
 // numElments <= 0 get all matches
-func (t *generalizedSuffixTree) Search(word string, numElements int) []int {
+func (t *generalizedSuffixTree) Search(word string) []int {
 	node := t.searchNode(word)
 	if node == nil {
 		return nil
 	}
-	return node.getData(numElements)
+	return node.getData()
 }
 
 // searchNode returns the tree node (if present) that corresponds to the given string.
@@ -282,5 +283,14 @@ func NewGeneralizedSuffixTree() GST {
 	t.activeLeaf = t.root
 	return t
 }
+func PrintTree(n GST) {
+	printnode("\t", n.root)
+}
+func printnode(flag string, n *node) {
+	for _, e := range n.edges {
+		fmt.Printf("%s %s %v \n", flag, string(e.label), e.node.data)
+		printnode(flag+"\t-", e.node)
+	}
+}
 
 type GST = *generalizedSuffixTree