caaing whale vs grampus

caaing whale

noun

  • pilot whale 

grampus

noun

  • The killer whale, Orcinus orca. 

  • The hellbender salamander, Cryptobranchus alleganiensis. 

  • Risso's dolphin, Grampus griseus, with a blunt nose. 

  • giant whip scorpion (Mastigoproctus giganteus) 

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