morgue vs ossuary

morgue

noun
  • A building or room where dead bodies are kept before their proper burial or cremation, (now) particularly in legal and law enforcement contexts. 

ossuary

noun
  • A container, receptacle, or building, such as an urn or vault, for holding the bones of the dead. 

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