aloha vs mahalo

aloha

intj
  • Expressing good wishes when greeting or parting from someone; hello; goodbye. 

noun
  • An utterance of aloha (see Interjection, below). 

  • Good wishes, love. 

mahalo

intj
  • thank you 

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