be on top of heap vs do well

be on top of heap

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 be on top of heap and do well occurred in a corpus of books? (source: Google Ngram Viewer )