cannabis vs ganj

cannabis

noun
  • The purified and decarboxylated resin of the cannabis plant used for medicinal purposes rather than for any intoxicating effects. 

  • A mildly euphoriant or sedating, intoxicating hallucinogenic drug prepared from various parts of this plant. 

  • A tall annual dioecious plant (Cannabis, especially Cannabis sativa), native to central Asia and having alternate, palmately divided leaves and tough bast fibers. 

ganj

noun
  • ganja. 

  • A market. 

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