CAN vs Rade

CAN

name
  • The Andean Community of Nations. 

noun
  • ceric ammonium nitrate 

Rade

name
  • The Austronesian language of the Chamic branch spoken by the Rade people. 

noun
  • A minor ethnic group in the Central Highlands of Vietnam. 

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