behalf vs condolences

behalf

noun
  • The interest, benefit, or wellbeing of someone or something. 

  • One's role or rightful place; stead or authority. 

condolences

noun
  • comfort, support, or sympathy offered especially to the family and friends of somebody who has died. 

intj
  • Expressing sympathy to someone, especially after learning of a close death. 

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