body of water vs liquid gold

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. 

liquid gold

noun
  • Water. 

  • Beer. 

  • Crude oil. 

  • Urine. 

  • Sandalwood oil 

  • A kind of liquid preparation used to decorate ceramic ware with gold or gold colour. 

  • Any liquid that is yellow in color, such as beer, olive oil or a liquid cheese. 

  • Colostrum. 

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