coup de théâtre vs fling

coup de théâtre

noun
  • A theatrical trick or gesture, something staged for dramatic effect. 

  • A sudden or unexpected event in a play, pulled off by the author, the director, or even an actor. 

fling

noun
  • An act of moving the limbs or body with violent movements, especially in a dance. 

  • An act of throwing, often violently. 

  • A short romantic, oftentimes sexual, relationship. 

  • An attempt, a try (as in "give it a fling"). 

  • A lively Scottish country dance. 

  • An act or period of unrestrained indulgence. 

verb
  • To throw with violence or quick movement; to hurl. 

How often have the words coup de théâtre and fling occurred in a corpus of books? (source: Google Ngram Viewer )