tip the scales at vs upheave

tip the scales at

verb
  • To weigh in at; to weigh. 

upheave

verb
  • To heave or lift up; raise up or aloft. 

  • To lift or thrust something upward forcefully, or be similarly lifted or thrust upward. 

  • To be lifted up; rise. 

How often have the words tip the scales at and upheave occurred in a corpus of books? (source: Google Ngram Viewer )