forego vs go into

forego

verb
  • To precede, to go before. 

go into

verb
  • To divide, to be a factor of. 

  • To attack; to assault physically. 

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

  • To get involved in; to investigate or explore. 

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