pronounce vs talk to oneself

pronounce

verb
  • To sound out (a word or phrase); to articulate. 

  • To pronounce dead. 

  • To declare formally, officially or ceremoniously. 

  • To pass judgment. 

  • To sound like. 

  • To produce the components of speech. 

  • To declare authoritatively, or as a formal expert opinion. 

  • To read aloud. 

talk to oneself

verb
  • To say one's thoughts aloud, particularly while also not conversing with anyone else. 

How often have the words pronounce and talk to oneself occurred in a corpus of books? (source: Google Ngram Viewer )