diff --git a/Searching-with-HSNW-index.md b/Searching-with-HSNW-index.md
index 5471386..da1fd08 100644
--- a/Searching-with-HSNW-index.md
+++ b/Searching-with-HSNW-index.md
@@ -41,7 +41,12 @@ print(f"\nCreate collection...")
 collection = Collection(name= collection_name, schema=default_schema)
 
 # insert data
-mr = collection.insert([xb])print(collection.num_entities)
+import random
+vectors = [[random.random() for _ in range(8)] for _ in range(10)]
+entities = [vectors]
+mr = collection.insert(entities)
+print(collection.num_entities) 
+
 
 # create index
 collection.create_index(field_name=field_name,
@@ -55,7 +60,7 @@ collection.load()
                                      
 # search 
 top_k = 10
-results = collection.search(data=xq, anns_field="vector", param={
+results = collection.search(vectors[:5], anns_field="vector", param={
                 "ef": 64          
               }, limit=top_k)# show results