breathe in vs inbreathe

breathe in

verb
  • To inhale. 

inbreathe

verb
  • To breathe (something) in; imbreathe. 

  • To draw in as breath; inhale; inspire. 

  • To inspire (a person); communicate by inspiration; infuse by breathing. 

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