revolve vs talk over

revolve

verb
  • To cause (something) to turn around a central point. 

  • To orbit a central point (especially of a celestial body). 

  • To move in order or sequence. 

  • To rotate around an axis. 

noun
  • The rotation of part of the scenery within a theatrical production. 

  • The rotating section itself. 

talk over

verb
  • To persuade (someone); to talk around. 

  • To discuss; to converse about a matter or issue. 

  • To verbally interrupt (someone); to speak at the same time as someone else. 

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