cocktail vs malted milk

cocktail

noun
  • A mixed alcoholic beverage. 

  • A mixture of other substances or things. 

  • A species of rove beetle, so called from its habit of elevating the tail. 

  • A horse, not of pure breed, but having only one eighth or one sixteenth impure blood in its veins. 

verb
  • To treat (a person) to cocktails. 

  • To adulterate (fuel, etc.) by mixing in other substances. 

malted milk

noun
  • A hot beverage made from a mixture of malted barley, flour, and milk. 

  • A milkshake with malted milk powder added for flavour. 

  • A powder made by mixing malted barley, flour and milk, the mixture then being dried by evaporation; initially developed as a nutritional supplement, later used as a flavouring. 

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