India relish vs chowchow

India relish

noun
  • A sour vinegared relish containing pickled cucumbers, onions, and typically other vegetables. 

chowchow

noun
  • A Chinese preserve. 

  • An American relish, containing pickled green tomatoes, cabbage, and often other vegetables. 

adj
  • Consisting of several kinds mingled together; mixed. 

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