autorickshaw vs motorcar

autorickshaw

noun
  • A motorized rickshaw of South Asia and East Asia, often available for hire in the manner of a taxi. 

motorcar

noun
  • An enclosed passenger motor vehicle, a car, powered by an engine. 

  • A self-propelled railway vehicle 

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