maquillage vs plain brown wrapper

maquillage

noun
  • Makeup, cosmetics, or its application, especially in theatrical or excessive use. 

plain brown wrapper

noun
  • Any veil, disguise, or mask. 

  • An act of dissimulation, camouflage; a cover-up. 

  • An obscuring cover or wrapper, originally to allow postal delivery of sexually explicit periodicals. 

  • An unmarked police car. 

How often have the words maquillage and plain brown wrapper occurred in a corpus of books? (source: Google Ngram Viewer )