guano vs jakes

guano

noun
  • Coccothrinax borhidiana, a variety of palm tree indigenous to Cuba. 

  • Dung from a sea bird or from a bat. 

jakes

noun
  • .]](now chiefly Ireland) A place to urinate and defecate: an outhouse or lavatory. 

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