dig in vs dislodge

dig in

verb
  • To dig trenches to resist an enemy attack. 

  • To cover over by digging. 

  • To adopt a resolute state of mind. 

  • To begin eating. 

  • To engage in a burst of hard work. 

dislodge

verb
  • To force out of a secure or settled position. 

  • To remove or force out from a position or dwelling previously occupied. 

  • To move or go from a dwelling or former position. 

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