brown sugar vs jaggery

brown sugar

noun
  • Refined sugar to which molasses has been added. 

  • An attractive black woman. 

  • Heroin. 

  • Sugar which has been only partially refined and still contains molasses. 

jaggery

noun
  • A small-scale production plant that processes sugar cane to make sugar. 

  • A traditional dark-brown unrefined sugar made from palm tree sap which is used throughout South and Southeast Asia; (by extension) other types of unrefined sugar. 

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