get to vs nark

get to

verb
  • To affect adversely; to upset or annoy. 

  • To be allowed to. 

  • To reach or arrive at (a physical or abstract destination, or state of doing a certain activity). 

  • To intimidate. 

  • To go to or be located at (a particular place). 

nark

verb
  • To annoy or irritate. 

  • To stop. 

  • To serve or behave as a spy or informer. 

  • To complain. 

  • To watch; to observe. 

noun
  • An unpleasant person, especially one who makes things difficult for others. 

  • A police spy or informer. 

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