Fix typos in README.md

Fix some typos and add some clarifications

README.md

@@ -4,15 +4,15 @@ library_name: keras
 
 ## Model description
 
-BERT-based model for predicting fake news written in Romanian.
+BERT-based model for classifying fake news written in Romanian.
 
 ## Intended uses & limitations
 
 It predicts one of six types of fake news (in order: "fabricated", "fictional", "plausible", "propaganda", "real", "satire").
 
-It also predicts if the article talks about health or politcs.
+It also predicts if the article talks about health or politics.
 
-## How to use
+## How to use the model
 
 Load the model with: