cinema vs filmmaking

cinema

noun
  • The art of making films and movies; cinematography 

  • A movie theatre, a movie house 

  • Films collectively. 

  • The film and movie industry. 

filmmaking

noun
  • The manufacture of physical film. 

  • The activity of preparing edited video works, formerly principally films, whether for entertainment or other purposes. 

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