cattle call vs conclave

cattle call

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

conclave

noun
  • A closed meeting in which the elector cardinals of the Roman Catholic Church choose a new pope. 

  • A private meeting; a closed or secret assembly. 

  • The group of cardinals involved in a conclave. 

  • The set of apartments in which the elector cardinals are secluded while a conclave takes place. 

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