free lunch vs handout

free lunch

noun
  • Something obtained without any payment, obligation or effort. 

handout

noun
  • A gift, something obtained without effort. 

  • A gift to the poor or needy. 

  • A worksheet, leaflet, or pamphlet that is given out (usually by hand) for a certain use. 

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