resting place vs self-murder

resting place

noun
  • A place where one is buried or laid to rest; a tomb. 

  • Used other than figuratively or idiomatically: see resting, place. A place where one rests or may rest. 

self-murder

noun
  • suicide 

How often have the words resting place and self-murder occurred in a corpus of books? (source: Google Ngram Viewer )