bluey vs cocoa

bluey

adj
  • Having a colour similar to blue. 

noun
  • The metal lead. 

  • A person with red hair. 

  • A bluebottle. 

  • A bushman's blanket. 

  • A disposable underpad. 

  • A collection of clothes and other belongings rolled up into a bundle for carrying; a swag. 

  • A blue film. 

  • A blue singlet, especially one from the Bonds clothing label. 

  • A blue cattle dog, especially a blue heeler. 

cocoa

adj
  • Of a light to medium brown colour, like that of cocoa powder. 

noun
  • The dried and partially fermented fatty seeds of the cacao tree from which chocolate is made. 

  • A serving of this drink. 

  • An unsweetened brown powder made from roasted, ground cocoa beans, used in making chocolate, and in cooking. 

  • A hot drink made with milk, cocoa powder, and sugar. 

  • A light to medium brown colour. 

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