chin chin vs skoal

chin chin

noun
  • a small Nigerian cookie-like snack made from fried wheat flour dough containing eggs and sometimes also cowpeas 

skoal

verb
  • To make such a toast. 

intj
  • A toast when drinking, roughly equivalent to cheers. 

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