Suzie Wong vs lady of leisure

Suzie Wong

noun
  • A pong; a bad smell. 

lady of leisure

noun
  • An unemployed woman or one who has retired from work. 

  • A lady who is of independent means and so does not need employment; one who is free from duties and responsibilities. 

  • A female prostitute. 

How often have the words Suzie Wong and lady of leisure occurred in a corpus of books? (source: Google Ngram Viewer )