Titanic vs problem

Titanic

noun
  • A venture that fails spectacularly, especially one perceived as overconfident. 

adj
  • Of a conflict or contest: involving equally powerful participants. 

  • Of or relating to the Titans, a race of giant gods in Greek mythology. 

  • Having great size, or great force, power, or strength. 

name
  • The R.M.S. Titanic, an ocean liner, supposedly unsinkable, that sank on its maiden voyage on 15 April 1912 after colliding with an iceberg. 

problem

noun
  • A difficulty that has to be resolved or dealt with. 

  • A puzzling circumstance. 

  • A set of moves required to complete a climb. 

  • A question to be answered, schoolwork exercise. 

  • Objection. 

  • Difficulty in accepting or understanding or refusal to accept or understand. 

adj
  • Causing a problem; problematic; troublesome. 

  • Difficult to train or guide; unruly. 

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