cafeteria vs delicatessen

cafeteria

noun
  • A restaurant in which customers select their food at a counter then carry it on a tray to a table to eat. 

  • A dining area in an institution where meals may be purchased (as above), provided, or brought in from elsewhere. 

delicatessen

noun
  • A shop that sells cooked or prepared foods ready for serving. 

  • Delicacies; exotic or expensive foods. 

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