breakoff vs breathing space

breakoff

noun
  • discontinuance (act of breaking off) 

breathing space

noun
  • A rest, pause, or respite. 

  • Enough distance so that one can feel unfettered. 

  • Sufficient space or a span of time in which to recover one's breath. 

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