Update README.md

Author: nticaric

README.md

@@ -227,7 +227,7 @@ When using constraints apply it after the constraints are added to the query, as
 
 ## Premium products
 
-If you find TNT Search to be one of your valuable assets take a look at one of our premium products
+If you find TNT Search to be one of your valuable assets, take a look at one of our premium products
 
 [<img src="https://i.imgur.com/TTrzh6w.png" width="420px" />](https://analytics.tnt.studio)