remanent vs worm food

remanent

noun
  • That which remains; a remnant; a residue. 

adj
  • Remaining or persisting especially after an electrical or magnetic influence is removed. 

  • additional 

worm food

noun
  • One or more corpses, especially in a state of decay; remains. 

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