commercial vs live stream

commercial

noun
  • An advertisement in a common media format, usually radio or television. 

  • A male prostitute. 

  • A commercial trader, as opposed to an individual speculator. 

adj
  • Designating such an airplane flight. 

  • Of or pertaining to commerce. 

  • Designating an airport that serves passenger and/or cargo flights. 

live stream

noun
  • A real-time broadcast of audio or video over the Internet. 

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