act on vs brainwash

act on

verb
  • Το act accordingly to a (usually sublimated) desire or impulse. 

  • To affect something. 

  • To act decisively on the basis of information received or deduced. 

  • To take action against something. 

brainwash

verb
  • To affect one's mind by using extreme mental pressure or any other mind-affecting process. (e.g. hypnosis) 

  • To persuade completely and forcibly. 

noun
  • A distorting effect upon one's memory, belief, or ideas, as by propaganda. 

How often have the words act on and brainwash occurred in a corpus of books? (source: Google Ngram Viewer )