real world vs reality

real world

noun
  • The realm of human experience comprising physical objects, and excluding theoretical constructs, hypotheses, artificial environments, and "virtual" worlds such as the Internet, computer simulations, or the imagination. 

reality

noun
  • The real world. 

  • The entirety of all that is real. 

  • The state of being actual or real; realness. 

  • An individual observer's own subjective perception of that which is real. 

  • A real entity, event, or other fact. 

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