pulverise vs sweep away

pulverise

verb
  • To completely destroy, especially by crushing to fragments or a powder. 

  • To render into dust or powder. 

  • To defeat soundly, thrash. 

  • To become reduced to powder; to fall to dust. 

sweep away

verb
  • to completely destroy, to annihilate 

  • To remove something by, or as if by, sweeping. 

  • To overwhelm someone emotionally; sweep someone off their feet. 

How often have the words pulverise and sweep away occurred in a corpus of books? (source: Google Ngram Viewer )