crave vs hunger

crave

verb
  • To desire strongly, so as to satisfy an appetite; to long or yearn for. 

  • To ask for earnestly; to beg; to claim. 

noun
  • A formal application to a court to make a particular order. 

hunger

verb
  • To have a desire (for); to long; to yearn. 

  • To be in need of food. 

noun
  • Any strong desire. 

  • A need or compelling desire for food. 

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