internecion vs shambles

internecion

noun

  • destruction, massacre 

  • Mutual destruction. 

shambles

noun

  • A scene of bloodshed, carnage or devastation. 

  • A great mess or clutter. 

  • A scene of great disorder or ruin. 

  • A slaughterhouse. 

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