cataphora vs epistrophe

cataphora

noun
  • The use of a pronoun, or other linguistic unit, before the noun phrase to which it refers, sometimes used for rhetorical effect. 

epistrophe

noun
  • The repetition of the same word or words at the end of successive phrases, clauses or sentences. 

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