counterplay vs strike back

counterplay

verb
  • To make a counterplay; to play in response. 

  • To counter; to contrast or contradict. 

noun
  • A subversive style of gameplay in which a player attempts to overturn the usual rules and conventions of the game. 

  • A game move made as a response. 

  • A counterattack in a different part of the board. 

strike back

verb
  • To respond to an attack by attacking one's opponent or opponents. 

  • To leave or set out (in a particular direction, often to where one has been). 

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