jumble sale vs shopping

jumble sale

noun
  • A sale of used goods by individuals operating tables or stalls, usually held indoors and open to the public. 

shopping

noun
  • An area's combination of stores and other infrastructure and products available for people who want to shop. 

  • Recently bought goods. 

  • The process of buying goods or services, or searching for those suitable to buy. 

  • Placement in a workshop for overhaul. 

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