bee vs ladybug

bee

noun
  • A flying insect, of the clade Anthophila within the hymenopteran superfamily Apoidea, known for its organised societies (though only a minority have them), for collecting pollen and (in some species) producing wax and honey. 

  • A contest, especially for spelling; see spelling bee. 

  • The name of the Latin-script letter B. 

  • Any of the pieces of hard wood bolted to the sides of the bowsprit, to reeve the fore-topmast stays through. 

  • A community gathering to share labour, e.g. a sewing bee or a quilting bee. 

ladybug

noun
  • Synonym of ladybird. 

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