deli vs hash house

deli

noun
  • Food sold at a delicatessen. 

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

hash house

noun
  • A cheap restaurant. 

  • In the sport of rogaining, a central base camp providing hot meals and a place to sleep. 

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