big shot vs tycoon

big shot

noun
  • A person with a reputation of importance or power. 

  • A rare and significant chance to achieve fame or success. 

tycoon

noun
  • A wealthy and powerful business person. 

  • A type of Roblox game in which players earn money which is then used to purchase upgrades. 

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