dig out vs wormhole

dig out

verb
  • To make something by digging. 

  • 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 decamp; to leave a place hastily. 

  • To find or retrieve something buried. 

wormhole

verb
  • To make porous or permeable through the formation of small holes or tunnels. 

noun
  • A location in a monitor program containing the address of a routine, allowing the user to substitute different functionality. 

  • A hole burrowed by a worm. 

  • A hypothetical shortcut between two points in spacetime, permitting faster-than-light travel and sometimes time travel. 

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