asyndeton vs turn of phrase

asyndeton

noun
  • A stylistic scheme in which conjunctions such as "or" and "and" are deliberately omitted from a series of words, phrases, or clauses. 

turn of phrase

noun
  • An expression which is worded in a distinctive way, especially one which is particularly memorable or artful. 

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