fictional character vs poem

fictional character

noun
  • a character of a work of fiction 

poem

noun
  • A literary piece written in verse. 

  • A piece of writing in the tradition of poetry, an instance of poetry. 

  • A piece of poetic writing, that is with an intensity or depth of expression or inspiration greater than is usual in prose. 

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