wriggle vs zig

wriggle

noun
  • A wriggling movement. 

verb
  • To twist one's body to and fro with short, writhing motions; to squirm. 

  • To cause something to wriggle. 

  • To use crooked or devious means. 

zig

noun
  • A sudden or sharp turn or change of direction. 

verb
  • To make such a turn. 

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