cream tea vs high tea

cream tea

noun
  • An afternoon tea including cream tea and, usually, scones and jam. 

  • Tea with cream, specifically (UK) clotted cream. 

high tea

noun
  • Formal afternoon tea. 

  • A late afternoon or early evening meal, typically consisting of a cooked dish with bread and butter and tea. 

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