cast about vs do well

cast about

verb
  • To try to find; look around; search. 

  • To plan; plot; contrive. 

do well

verb
  • To take the prudent approach; to be advised. 

  • To succeed; to flourish. 

  • Used other than figuratively or idiomatically: see do, well. 

  • To benefit, to favour. 

How often have the words cast about and do well occurred in a corpus of books? (source: Google Ngram Viewer )