beat out vs let go

beat out

verb
  • Used other than figuratively or idiomatically: see beat, out. 

  • To work out fully. 

  • To sound a rhythm on a percussion instrument such as a drum. 

  • To defeat by a narrow margin. 

  • To make gold or silver leaf out of solid metal. 

  • To extinguish. 

let go

verb
  • Used other than figuratively or idiomatically: see let, go. 

  • To dismiss from employment. 

  • To release from one's grasp; to go from a state of holding on to a state of no longer holding on. 

  • To ignore (a comment, etc.). 

  • To emotionally disengage or to distract oneself from a situation. 

  • To fail to maintain a standard of appearance, behavior, or performance. 

  • To gain weight 

How often have the words beat out and let go occurred in a corpus of books? (source: Google Ngram Viewer )