demo vs work-to-rule

demo

noun
  • A march or gathering to make a political protest. 

  • An example of a product used for demonstration and then sold at a discount. 

  • A recording of a song meant to demonstrate its overall sound for the purpose of getting it published or recorded more fully. 

  • A demographic group. 

  • A demonstration or visual explanation. 

  • A democrat. 

  • A non-interactive audiovisual computer program developed by enthusiasts to demonstrate the capabilities of the machine. See demoscene. 

  • Demolition. 

  • An edition of limited functionality to give the user an example of how the program works. 

verb
  • To record a demo version of a song, usually not intended for commercial release. 

  • To demonstrate. 

  • To demolish (especially a house or fixture). 

work-to-rule

noun
  • A labor protest in which employees do only the minimum work required by the rules of a workplace, following safety or other regulations to the letter in order to cause a slowdown. 

adj
  • Of or pertaining to such a protest. 

How often have the words demo and work-to-rule occurred in a corpus of books? (source: Google Ngram Viewer )