aqua vs body of water

aqua

noun
  • The compound water. 

  • A shade of colour, usually a mix of blue and green similar to the colour turquoise. 

adj
  • Of a greenish-blue colour. 

body of water

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

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

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