black and white vs law enforcement

black and white

noun
  • A police patrol car. 

  • The police, a police officer or the clothing they wear. 

  • A type of giant cookie (about 8 inches diameter) with icing on the top side: half white, half dark chocolate. 

adj
  • Easily divided into diametrically opposing camps or schools of thought. 

law enforcement

noun
  • The various government agencies, regarded collectively, involved in the prevention of crime and the apprehension of criminals. 

  • The task of ensuring obedience to the law. 

How often have the words black and white and law enforcement occurred in a corpus of books? (source: Google Ngram Viewer )