breakout vs explosion

breakout

noun
  • An outbreak (sudden eruption of disease etc.). 

  • The point at which visibility returns after passing through clouds. 

  • An escape from any restrictive or confining situation. 

  • A breakdown of statistics; a detailed view of component parts. 

  • A room in a hotel etc. that can be taken by a smaller group at a large conference. 

  • An escape from prison. 

adj
  • Of a book, film, or other work: leading its author to mainstream success. 

explosion

noun
  • A bursting due to pressure. 

  • A sudden outburst. 

  • A sudden uncontrolled increase. 

  • A violent release of energy (sometimes mechanical, nuclear, or chemical.) 

  • The sound of an explosion. 

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