harborage vs port wine

harborage

noun
  • A place for refuge for a vessel. 

  • A condition on land favorable to infestation by animals considered pests. 

  • A place of shelter or entertainment. 

port wine

noun
  • A type of fortified wine traditionally made in Portugal. 

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