pair of compasses vs wreath

pair of compasses

noun
  • A tool for drawing accurate circles or arches, usually consisting of two arms joined at one end in such a way that the arms can be opened and closed; one of the arms is pointed at its free end while the other holds a pencil, pencil lead or some other implement for making marks. 

wreath

noun
  • An appendage to the shield, placed above it, and supporting the crest; an orle, a torse. It generally represents a twist of two cords of silk, one tinctured like the principal metal, the other like the principal color in the coat of arms. 

  • An ornamental circular band made, for example, of plaited flowers and leaves, and used as decoration; a garland or chaplet, especially one given to a victor. 

  • A defect in glass. 

  • Something twisted, intertwined, or curled. 

verb
  • To place an entwined circle of flowers upon or around something. 

  • To curl, writhe or spiral in the form of a wreath. 

  • To wrap around something in a circle. 

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