breath vs breathing time

breath

adj
  • voiceless, surd; contrasting with voice (breath sounds, voice sounds) 

noun
  • A single act of breathing in or out; a breathing of air. 

  • The act or process of breathing. 

  • Air expelled from the lungs. 

  • A rest or pause. 

  • A small amount of something, such as wind, or common sense. 

breathing time

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