Sturm und Drang vs cataclysm

Sturm und Drang

noun
  • A proto-Romantic movement in German literature and music which occurred from the late 1760s to the early 1780s, emphasizing individual subjectivity and the free expression of emotions. 

  • Turmoil; a period of emotional intensity and anxiety. 

cataclysm

noun
  • A sudden, violent event. 

  • A sudden and violent change in the earth's crust. 

  • A great flood. 

How often have the words Sturm und Drang and cataclysm occurred in a corpus of books? (source: Google Ngram Viewer )