Titanic vs number one

Titanic

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

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. 

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. 

number one

noun
  • The main goalkeeper of a team, so-called because they wear the number 1 on the back of their kit. 

  • The most important person, the one who is in charge. 

  • Urine; urination. 

  • A large town where theatrical performances may expect to achieve success. 

  • Used other than figuratively or idiomatically: see number, one. 

  • Oneself, being considered foremost, as by an egoist. 

  • Someone who is top of a ranking, who is ranked first. 

  • The batsman who opens the batting. 

  • The single that has sold the most in a given period. 

  • A first lieutenant. 

adj
  • First; foremost; best, often used after its headword. 

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