carryout vs snack food

carryout

noun
  • Food that is intended to be eaten outside the establishment from which it is bought. 

  • An establishment that prepares and sells food to be taken away on demand; a takeaway. 

snack food

noun
  • A food traditionally or commonly consumed as a snack between meals. 

  • Any other food consumed as a snack. 

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