clear up vs get to

clear up

verb
  • To clarify, to correct a misconception. 

  • To depart or disappear. 

  • To clean up. 

  • To become free of certain blemishes. 

  • Of stormy weather, to dissipate, to become calm. 

  • To pot all of the remaining balls in a single turn. 

get to

verb
  • To intimidate. 

  • To be allowed to. 

  • To reach or arrive at (a physical or abstract destination, or state of doing a certain activity). 

  • To affect adversely; to upset or annoy. 

  • To go to or be located at (a particular place). 

How often have the words clear up and get to occurred in a corpus of books? (source: Google Ngram Viewer )