dry as a bone vs thirsty

dry as a bone

adj
  • completely dry; totally dry 

thirsty

adj
  • Causing thirst; giving one a need to drink (informal). 

  • Desiring sex. 

  • Needing to drink. 

  • Craving something. 

noun
  • Thirst. 

  • One who is thirsty (for a drink, sex, alcohol, etc.). 

How often have the words dry as a bone and thirsty occurred in a corpus of books? (source: Google Ngram Viewer )