confront vs flee

confront

verb
  • To come up against; to encounter. 

  • To set a thing side by side with; to compare. 

  • To deal with. 

  • To put a thing facing to; to set in contrast to. 

  • To stand or meet facing, especially in competition, hostility or defiance; to come face to face with 

  • To engage in confrontation. 

  • To bring someone face to face with something. 

flee

verb
  • To escape from. 

  • To run away; to escape. 

  • To disappear quickly; to vanish. 

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