general store vs supermarket

general store

noun
  • A store which sells a large variety of useful things, without specializing highly in any particular type of merchandise, and which is not departmentalized. 

supermarket

noun
  • A one-stop shop; a place offering a range of products or services. 

  • A chain of such stores. 

  • A large self-service store that sells groceries and, usually, medications, household goods, and/or clothing. 

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