cobblerfish vs shoemaker

cobblerfish

noun
  • Any of various catfish. 

  • Trachinotus carolinus 

shoemaker

noun
  • The threadfish. 

  • A fish, Elagatis pinnulatis, the runner. 

  • A person who makes shoes 

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