carnival vs tag sale

carnival

noun
  • A traveling amusement park, called a funfair in British English. 

  • A festive occasion marked by parades and sometimes special foods and other entertainment. 

  • Any of a number of festivals held just before the beginning of Lent. 

tag sale

noun
  • A retail sale in which items included in the sale are tagged with a coloured tag. 

  • A domestic sale of second-hand items; a garage sale or yard sale. 

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