least weasel vs twister

least weasel

noun
  • The common weasel, little weasel, or simply weasel (Mustela nivalis), the smallest member of the weasel genus Mustela, native to Eurasia, North America, and North Africa. 

twister

noun
  • A species of libellulid dragonfly, Tholymis tillarga, of tropical West Africa to Asia, Australia, and the Pacific Islands. 

  • A crook, a villain. 

  • A girder 

  • One who twists. 

  • The instrument used in twisting, or making twists. 

  • A tornado. 

  • The party game Twister, usually capitalized, or a variant. 

  • A ball delivered with a twist, as in cricket or billiards. 

  • One whose occupation is to twist or join the threads of one warp to those of another, in weaving. 

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