Babel vs dissonance

Babel

noun
  • A confused mixture of sounds and voices, especially in different languages. 

  • A place or scene of noise and confusion. 

  • A tall, looming structure. 

name
  • The city and tower in the land of Shinar where the confusion of languages took place, according to the Bible. 

dissonance

noun
  • A harsh, discordant combination of sounds. 

  • An instance of disharmony or disjunction; a clash. 

  • Conflicting notes that are not overtones of the note or chord sounding. 

  • A state of disagreement or conflict. 

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