cattle call vs consultation

cattle call

noun
  • An audition which is open to the public and thus draws a large number of applicants, many of whom are inexperienced. 

consultation

noun
  • A conference for the exchange of information and advice. 

  • An appointment or meeting with a professional person, such as a doctor. 

  • The act of consulting. 

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