body of water vs repertoire

body of water

noun
  • Used other than figuratively or idiomatically: see body, of, water. 

  • Any significant accumulation of water, usually covering the Earth or another planet, such as an ocean, a river, lake or a bay. 

repertoire

noun
  • An amount, body, or collection of something. 

  • A processor's instruction set. 

  • The set of vocalisations used by a bird. 

  • A list of dramas, operas, pieces, parts, etc., which a company or a person has rehearsed and is prepared to perform or display. 

  • The set of skills, abilities, experiences, etc., possessed by a person. 

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