four-wheel drive vs tuk-tuk

four-wheel drive

noun
  • A four-wheeled vehicle with a drivetrain that allows all four wheels to receive torque from the engine simultaneously. 

  • the type of vehicle transmission system. 

tuk-tuk

noun
  • A motorized rickshaw, especially Southeast Asia or India. 

How often have the words four-wheel drive and tuk-tuk occurred in a corpus of books? (source: Google Ngram Viewer )