Update README.md

README.md

@@ -188,8 +188,8 @@ print(res)
 ```
 
 ## Limitations
-- The model is indended to be fine-tuned on sets with natural errors. The realesed model is a pre-train and pre-train task is different from the typicall spellchecking in terms of density of the noise in a corpus
-- 
+- The model is intended to be fine-tuned on sets with natural errors for better performance. The realized model is a pre-train and pre-train task is different from the usual spell checking in terms of density of the noise in a corpus and its origin.  
+- Complex formatting may cause some trouble in output generation.
 
 ## Resources
 - [SAGE library](https://github.com/ai-forever/sage), GitHub