dulce de leche vs pudding

dulce de leche

noun
  • A South American sweet spread made from sugar and boiled milk. 

pudding

noun
  • Any of various dishes, sweet or savoury, prepared by boiling or steaming, or from batter. 

  • Dessert; the dessert course of a meal. 

  • Entrails. 

  • A sausage made primarily from blood. 

  • A type of cake or dessert cooked usually by boiling or steaming. 

  • An overweight person. 

  • A type of dessert that has a texture similar to custard or mousse but using some kind of starch as the thickening agent. 

How often have the words dulce de leche and pudding occurred in a corpus of books? (source: Google Ngram Viewer )