garfish vs seaswine

garfish

noun
  • Any North or Central American fish of the family Lepisosteidae. 

  • Any fish of the needlefish family Belonidae, with a long narrow body and needle-shaped jaws, especially the European species Belone belone. 

seaswine

noun
  • Porpoises. 

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