brown sugar vs panela

brown sugar

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

  • An attractive black woman. 

  • Heroin. 

  • Refined sugar to which molasses has been added. 

panela

noun
  • An unrefined sugar product typical of Central and South America and Mexico, which is basically a solid piece of sucrose and fructose obtained from the boiling and evaporation of sugarcane. 

  • A white, fresh, and smooth Mexican cheese of pasteurized cow's milk similar to Indian paneer. 

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