fix app.py

app.py

@@ -14,7 +14,7 @@ class SearchApplication:
         st.header(self.title)
         col1, col2 = st.columns(2)
         with col1:
-            self.query = st.text_input("Search words", value="")
+            self.query = st.text_input("Search English words", value="")
 
         with col2:
             st.write("#")
@@ -60,7 +60,7 @@ class SearchApplication:
                 self.query = "langchain"
 
         with word4:
-            button4 = st.button("extension")
+            button4 = st.button("Extension")
             if button4:
                 self.query = "extension"