get on with vs start over

get on with

verb
  • To proceed with; to begin or continue, especially after an interruption. 

  • To have a good relationship with. 

  • To successfully use or adapt to. 

start over

verb
  • to begin again; to return to the beginning 

How often have the words get on with and start over occurred in a corpus of books? (source: Google Ngram Viewer )