cold cash vs dough

cold cash

noun
  • Money, especially in the form of paper currency or coins, which is in hand or readily available for use. 

dough

verb
  • To make into dough. 

noun
  • A thick, malleable substance made by mixing flour with other ingredients such as water, eggs, and/or butter, that is made into a particular form and then baked. 

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