omnishambles vs shambles

omnishambles

noun
  • A situation that is bad or mismanaged in every way. 

shambles

noun
  • A great mess or clutter. 

  • A scene of bloodshed, carnage or devastation. 

  • A scene of great disorder or ruin. 

  • A slaughterhouse. 

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