fall apart vs lose one's bottle

fall apart

verb
  • To be emotionally in crisis. 

  • To disintegrate, to break into pieces. 

lose one's bottle

verb
  • To lose courage and determination. 

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

How often have the words fall apart and lose one's bottle occurred in a corpus of books? (source: Google Ngram Viewer )