get after vs reprove

get after

verb
  • To attempt to convince another to move into action. 

  • To move into action in pursuit of something. 

  • To move into action in attempt to catch or defeat another. 

reprove

verb
  • to deny or reject (a feeling, behaviour, action etc.). 

  • to criticise, rebuke or reprimand (someone), usually in a gentle and kind tone. 

  • To prove again. 

  • to express disapproval. 

How often have the words get after and reprove occurred in a corpus of books? (source: Google Ngram Viewer )