Cat vs fish-and-chipper

Cat

noun

  • A piece of heavy machinery, such as a backhoe, of the Caterpillar brand. 

  • A Catalina flying boat. 

name

  • A diminutive of the female given names Catherine or Caitlin. 

fish-and-chipper

noun

  • A chip shop 

How often have the words Cat and fish-and-chipper occurred in a corpus of books? (source: Google Ngram Viewer )