blow over vs run its course

blow over

verb
  • To pass naturally; to go away; to calm down or subside. 

  • To be knocked down by wind. 

  • To overwhelm. 

  • To blow on something causing it to topple. 

run its course

verb
  • To come to a natural end. 

How often have the words blow over and run its course occurred in a corpus of books? (source: Google Ngram Viewer )