hail vs say goodbye

hail

noun
  • An occurrence of this type of precipitation; a hailstorm. 

  • A rapid, intense barrage by a large number of projectiles or other objects. 

  • Balls or pieces of ice falling as precipitation, often in connection with a thunderstorm. 

verb
  • To signal in order to initiate communication with. 

  • To send or release hail. 

  • Of hail, to fall from the sky. 

  • To name; to designate; to call. 

  • To pour down in rapid succession. 

  • To call out loudly in order to gain the attention of. 

  • To indicate, from a designated stop or otherwise, to the driver of a public transport vehicle that one wishes to board and travel on the vehicle, usually using hand signals such as waving. 

  • To greet; give salutation to; salute. 

say goodbye

verb
  • To wish someone farewell upon their leaving. 

  • To separate from someone or something. 

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