bring in vs introduce

bring in

verb
  • To introduce a person or group of people to an organisation. 

  • To return a verdict in a court of law. 

  • To move something indoors, or into an area. 

  • To earn money for a company or for the family. 

  • To introduce a new rule, law, or system of organisation. 

introduce

verb
  • To make (something or someone) known by formal announcement or recommendation. 

  • To cause (someone) to be acquainted (with someone else). 

  • To add (something) to a system, a mixture, or a container. 

  • To bring (something) into practice. 

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