a perfect example of its kind vs epitome

a perfect example of its kind

epitome

noun
  • The embodiment or encapsulation of a class of items. 

  • A representative example. 

  • A brief summary of a text. 

  • The height; the best; the most vivid. 

How often have the words a perfect example of its kind and epitome occurred in a corpus of books? (source: Google Ngram Viewer )