bus vs minibus

bus

noun
  • A motor vehicle for transporting large numbers of people along roads. 

  • An electrical conductor or interface serving as a common connection for two or more circuits or components. 

  • An ambulance. 

  • Part of a MIRV missile, having on-board motors used to deliver the warhead to a target. 

verb
  • To travel by bus. 

  • To transport students to school, often to a more distant school for the purposes of achieving racial integration. 

  • To clear meal remains from. 

  • To transport via a motor bus. 

  • To work at clearing the remains of meals from tables or counters; to work as a busboy. 

minibus

noun
  • A small four-wheeled carriage. 

  • A small bus, especially one used as transport for small groups. 

  • A sixteen-seater vehicle used as a taxi. 

  • A combined spending bill for multiple departments that is smaller than an omnibus bill. 

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