breakfast cereal vs millet

breakfast cereal

noun
  • A food made from processed grains, such as maize, oats, wheat or rice, usually eaten for breakfast with milk and sometimes sugar. 

millet

noun
  • Any of a group of various types of grass or its grains used as food, widely cultivated in the developing world. 

  • A semi-autonomous confessional community under the Ottoman Empire, especially a non-Muslim one. 

  • Common millet, in particular Panicum miliaceum. 

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