continue vs hang on

continue

verb
  • To retain (someone or something) in a given state, position, etc. 

  • To make a continuation bet. 

  • To proceed with (doing an activity); to prolong (an activity). 

  • To remain in a given place or condition; to remain in connection with; to abide; to stay. 

  • To make last; to prolong. 

  • To resume. 

  • To adjourn, prorogue, put off. 

noun
  • An option allowing the player to resume play after game over, when all lives have been lost, while retaining their progress. 

hang on

verb
  • To keep; to store something for someone. 

  • To hold, grasp, or grip. 

  • To pay close attention to, or regard with (possibly obsequious) admiration. 

  • To depend upon. 

  • To continually believe in something; to have faith in. 

  • To wait a moment. 

  • To persevere. 

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