auto vs dollar van

auto

noun

  • An autorickshaw. 

  • An automobile. 

  • A setting for automatic operation. 

  • A car with an automatic gearbox / transmission. 

  • An automatic gearbox / transmission. 

dollar van

noun

  • A share taxi. 

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