chowder vs olla podrida

chowder

noun
  • A stew, particularly fish or seafood, not necessarily thickened. 

  • A thick, creamy soup or stew. 

verb
  • To make (seafood, etc.) into chowder. 

olla podrida

noun
  • A Spanish stew made from a mixture of highly seasoned meat and vegetables. 

  • A miscellaneous assortment or collection; a hodgepodge. 

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