correction of bug

app.py

@@ -131,18 +131,20 @@ class Visualization:
                     else 0
                 )
                 label_selectbox = (
-                    "Length of the repetitions (that will determine the repetitions ratio). "
-                    "Choosing a higher or lower number does not mean that the filtering "
-                    "is stronger or weaker. Be careful, choosing a low number (below 5 for languages like English) "
-                    "tends to associate a high repetitions ratio to very long documents (like book chapters), but with "
-                    "few or no repetitions, simply because their length gives them more diversity, and we do "
-                    "not want to discard such documents."
+                    "Length of the repetitions (that will determine the repetitions ratio)."
                 )
                 repetitions_length = st.sidebar.selectbox(
                     label=label_selectbox,
                     options=val_repetitions_lengths,
                     index=default_index,
                 )
+                st.sidebar.caption(
+                    "Choosing a higher or lower number does not mean that the filtering "
+                    "is stronger or weaker. Be careful, choosing a low number (below 5 for languages like English) "
+                    "tends to associate a high repetitions ratio to very long documents (like book chapters), but with "
+                    "few or no repetitions, simply because their length gives them more diversity, and we do "
+                    "not want to discard such documents."
+                )
                 self.docs = self.docs_checkpoint
                 for i in range(len(self.docs["repetitions_ratio"])):
                     self.docs["repetitions_ratio"].iloc[i] = self.docs["repetitions_ratio"].iloc[i][repetitions_length]