boo-ya vs cowabunga

boo-ya

intj
  • An exclamation of joy, excitement or triumph. 

cowabunga

intj
  • Expressing amazement, enthusiasm, or joy. 

  • Cowabunga, dude! 

How often have the words boo-ya and cowabunga occurred in a corpus of books? (source: Google Ngram Viewer )