clear-out vs ejection

clear-out

noun
  • The act of emptying a room or space. 

  • A semicircular sweep with the ball grasped firmly in both hands. 

ejection

noun
  • The act of ejecting. 

  • That which is ejected. 

How often have the words clear-out and ejection occurred in a corpus of books? (source: Google Ngram Viewer )