Update NCCliCommands.scala
diff --git a/nlpcraft/src/main/scala/org/apache/nlpcraft/model/tools/cmdline/NCCliCommands.scala b/nlpcraft/src/main/scala/org/apache/nlpcraft/model/tools/cmdline/NCCliCommands.scala
index d304b06..c0af569 100644
--- a/nlpcraft/src/main/scala/org/apache/nlpcraft/model/tools/cmdline/NCCliCommands.scala
+++ b/nlpcraft/src/main/scala/org/apache/nlpcraft/model/tools/cmdline/NCCliCommands.scala
@@ -570,7 +570,8 @@
                     names = Seq("--elmId", "-e"),
                     value = Some("element.id"),
                     desc =
-                        s"ID of the model element to get synonyms for."
+                        s"ID of the model element to get synonyms for. " +
+                        s"In REPL mode, hit ${rv(" Tab ")} to see auto-suggestion for possible element IDs."
                 )
             ),
             examples = Seq(