self-blood vs self-slaughter

self-blood

noun
  • The shedding of one's own blood; self-slaughter; suicide. 

  • One's direct progeny or offspring. 

self-slaughter

noun
  • The slaughter or slaying of oneself, suicide, especially when portrayed as a sin or crime. 

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