carcass vs remains

carcass

noun
  • The body of a dead human, a corpse. 

  • The body of a slaughtered animal, stripped of unwanted viscera, etc. 

  • The framework of a structure, especially one not normally seen. 

  • The body of a dead animal. 

  • An early incendiary ship-to-ship projectile consisting of an iron shell filled with saltpetre, sulphur, resin, turpentine, antimony and tallow with vents for flame. 

remains

noun
  • What is left after a person (or any organism) dies; a corpse. 

  • All that is left of the stock of some things; remnants. 

  • Historical or archaeological relics. 

  • The extant writings of a deceased person. 

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