crack cocaine vs parfait

crack cocaine

noun
  • A mixture of baking soda and cocaine in solid form that is smoked in a pipe as a narcotic. 

  • A mixture of salt substitute, ether, and cocaine in a semi-liquid form, which is far more potent than if made with baking soda alone. 

parfait

noun
  • A smooth pâté, usually made from liver and flavoured with liqueurs. 

  • An American parfait, a layered dessert often consisting of fruit, ice cream, pastries, whipped topping, etc. and served in a glass, often a parfait glass. 

  • A French parfait (parfait glacé), an iced dessert made with egg yolks, sugar, cream, and flavouring (usually fruit), sometimes with the addition of a liqueur. 

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