license vs wiggle room

license

noun
  • Freedom to deviate deliberately from normally applicable rules or practices (especially in behaviour or speech). 

  • The legal terms under which a person is allowed to use a product, especially software. 

  • A legal document giving official permission to do something; a permit. 

  • Excessive freedom; lack of due restraint. 

verb
  • To give permission or freedom to; accept. 

  • To authorize officially. 

  • To acquire authorization to use, usually in exchange for compensation. 

  • To permit (as grammatically correct). 

  • To give formal authorization to use. 

wiggle room

noun
  • The opportunity to make alternative decisions or to pursue other courses of action, especially any involving only minor changes to one's present situation or course. 

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