foxhole vs oasis

foxhole

noun
  • A small pit dug into the ground as a shelter for protection against enemy fire. 

  • The burrow in the ground where a fox lives. 

verb
  • To dig a military foxhole into, or convert into a foxhole by digging. 

  • To drive into a military foxhole. 

oasis

noun
  • A quiet, peaceful place or situation separated from surrounding noise or bustle. 

  • A spring of fresh water, surrounded by a fertile region of vegetation, in a desert. 

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