a short drop and a sudden stop vs valance

a short drop and a sudden stop

noun
  • A fall to one's death by hanging. 

valance

noun
  • The drooping edging of the lid of a trunk, which covers the joint when the lid is closed. 

  • A short, decorative edging of cloth that hangs from beneath the mattress to the floor used to conceal the boxspring or space under the bed and prevent dust from accumulating there. 

  • A short, decorative edging of cloth that conceals the legs of a couch, sofa, etc. 

  • A short curtain that usually hangs along the top edge of a window. 

  • A decorative framework used to conceal the curtain mechanism and so on at the top of a window. 

How often have the words a short drop and a sudden stop and valance occurred in a corpus of books? (source: Google Ngram Viewer )