dig out vs discern

dig out

verb
  • To decamp; to leave a place hastily. 

  • To block a yorker with the bottom of the bat, at the last second. 

  • To have penetrative sexual intercourse with someone. 

  • To remove something by digging. 

  • To make something by digging. 

  • To find or retrieve something buried. 

discern

verb
  • To perceive, recognize, or comprehend with the mind; to descry. 

  • To distinguish something as being different from something else; to differentiate. 

  • To detect with the senses, especially with the eyes. 

  • To perceive differences. 

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