congee vs harissa

congee

noun
  • A type of thick rice porridge or soup, sometimes prepared with vegetables and/or meat. 

  • Leave, formal permission for some action, (originally and particularly) 

harissa

noun
  • A traditional Armenian dish; a kind of homogeneous porridge made of previously stewed and boned chicken and coarsely ground soaked wheat. 

  • A North African spice mix, containing chillis, garlic and salt, used as both a condiment and an ingredient. 

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