crack cocaine vs shatter

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. 

shatter

noun
  • A form of concentrated cannabis. 

  • A (pine) needle. 

verb
  • To smash, or break into tiny pieces. 

  • To dispirit or emotionally defeat. 

  • To violently break something into pieces. 

  • Of seeds: to be dispersed upon ripening. 

  • To destroy or disable something. 

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