bhang vs kif

bhang

noun
  • Cannabis and preparations thereof. 

kif

noun
  • The state of relaxed stupor induced by cannabis. 

  • The trichome of marijuana, a green powdery substance that falls from dry marijuana high in THC and other cannabinoid compounds. 

  • A kind of cannabis smoked in Morocco and Algeria, for narcotic or intoxicating effect. 

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