give way vs lose the plot

give way

verb
  • To be followed, succeeded, or replaced by. 

  • To begin rowing. 

  • To yield to persistent persuasion. 

  • To collapse or break under physical stresses. 

  • To give precedence to other road users. 

  • To allow another person to intervene to make a point or ask a question whilst one is delivering a speech. 

  • To allow the expression of (a pent-up emotion, grief, etc.). 

lose the plot

verb
  • To cease to behave in a consistent and/or rational manner. 

  • To lose sight of an important objective or principle; to act contrarily to one's own interests through concentrating on relatively unimportant matters. 

  • Used other than figuratively or idiomatically: see lose, plot. 

How often have the words give way and lose the plot occurred in a corpus of books? (source: Google Ngram Viewer )