lulu vs smash hit

lulu

noun
  • A remarkable person, object or idea. 

  • A very bad mistake or error. 

  • A very attractive or alluring person. 

  • A fixed allowance paid to a legislator in lieu of reimbursement for actual expenses. 

smash hit

noun
  • Something that is tremendously popular or successful. 

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