bhadralok vs jet set

bhadralok

noun
  • A class of rich high-caste (Brahmin) landlords in Bengal formed during the British Raj. 

jet set

noun
  • A social class of wealthy people who travel for pleasure. 

adj
  • Relating to the life style of the jet set. 

verb
  • To follow the life style of the jet set. 

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