memorabilia vs remains

memorabilia

noun
  • Objects that are connected to or remind their owner of past events. 

  • Things worth remembering: noteworthy points. 

remains

noun
  • Historical or archaeological relics. 

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

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

  • The extant writings of a deceased person. 

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