forklift vs rickshaw

forklift

verb
  • To move or stack with, or as if with, such a vehicle. 

noun
  • A small industrial vehicle with a power-operated fork-like pronged platform that can be raised and lowered for insertion under a load, often on pallets, to be lifted and moved. 

rickshaw

verb
  • To move someone by means of a rickshaw. 

noun
  • A two-wheeled carriage pulled along by a person. 

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