aggrandize vs make a mountain out of a molehill

aggrandize

verb
  • To make appear great or greater; to exalt. 

  • To make great or greater in power, rank, honor, or wealth (applied to persons, countries, etc.). 

  • To make great; to enlarge; to increase. 

  • To increase or become great. 

make a mountain out of a molehill

verb
  • To treat a problem as greater than it is; to blow something out of proportion; to exaggerate the importance of something trivial. 

How often have the words aggrandize and make a mountain out of a molehill occurred in a corpus of books? (source: Google Ngram Viewer )