moose vs ugly duckling

moose

noun
  • An ugly person. 

  • The largest member of the deer family (Alces americanus, sometimes included in Alces alces), of which the male has very large, palmate antlers. 

  • An Asian girl taken as a lover. 

ugly duckling

noun
  • A young person who is ugly, but who is expected to become beautiful as they mature. 

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