anthology vs medley

anthology

noun
  • An assortment of things. 

  • A collection of literary works, such as poems or short stories, especially a collection from various authors. 

  • A work or series containing various stories with no direct relation to one another. 

  • The study of flowers. 

medley

noun
  • A collection or mixture of miscellaneous things. 

  • A competitive swimming event that combines the four strokes of butterfly, backstroke, breaststroke, and freestyle. 

  • A cloth of mixed colours. 

  • A collection of related songs played or mixed together as a single piece. 

verb
  • To combine, to form a medley. 

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