holy man vs oh my God

holy man

noun
  • A man who has devoted himself to religious practice, especially one who has absented himself from society to follow his religion; an ascetic or saint. 

oh my God

intj
  • Said in supplication. 

  • An expression of anger, frustration, excitement, shock, awe, dismay, etc. 

How often have the words holy man and oh my God occurred in a corpus of books? (source: Google Ngram Viewer )