Chaos vs Tribulation

Chaos

name
  • In Greek mythology, the primordial state of disorder that exists before the creation of the world, or the first being or deity to exist. 

  • In the Warhammer franchise, a demonic antagonist that sends demons, monsters, warriors, and beasts to wage war on the games' setting. 

  • A planetoid and cubewano orbiting in the Kuiper belt. 

Tribulation

name
  • (A period of) persecution before the Second Coming, lasting seven years, which Christians will experience worldwide which will purify and strengthen them. 

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