go with vs have an affair with

go with

verb
  • To choose or accept (a suggestion). 

  • To date, to be involved romantically with (someone). 

  • To have sexual relations with (someone). 

  • Used other than figuratively or idiomatically: see go, with. 

  • To correspond or fit well with, to match. 

have an affair with

How often have the words go with and have an affair with occurred in a corpus of books? (source: Google Ngram Viewer )