autorickshaw vs jeepney

autorickshaw

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

jeepney

noun
  • A vehicle used as public transport in the Philippines, originally made from US military Jeeps left over from World War II and well known for their flamboyant decoration and crowded seating. 

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