eject vs maintain

eject

verb
  • To compel (a person or persons) to leave. 

  • To cause (something) to come out of a machine. 

  • To forcefully project oneself or another occupant from an aircraft (or, rarely, another type of vehicle), typically using an ejection seat or escape capsule. 

  • To come out of a machine. 

  • To compel (a sports player) to leave the field because of inappropriate behaviour. 

  • To throw out or remove forcefully. 

noun
  • an inferred object of someone else's consciousness 

maintain

verb
  • To keep up; to preserve; to uphold (a state, condition etc.). 

  • To declare or affirm (a clause) to be true; to assert. 

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