act on vs lean on

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. 

lean on

verb
  • To put pressure on; to attempt to compel a person to do something; to exert influence on. 

  • Used other than figuratively or idiomatically: see lean, on. 

  • To depend upon for support; to require assistance from. 

  • To criticize or reprimand for the purpose of changing behavior. 

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