demand vs instruction

demand

noun
  • An order. 

  • An urgent request. 

  • The desire to purchase goods and services. 

  • The amount of a good or service that consumers are willing to buy at a particular price. 

  • A forceful claim for something. 

  • A requirement. 

  • More precisely peak demand or peak load, a measure of the maximum power load of a utility's customer over a short period of time; the power load integrated over a specified time interval. 

verb
  • To require of someone. 

  • To claim a right to something. 

  • To ask forcefully for information. 

  • To request forcefully. 

  • To issue a summons to court. 

instruction

noun
  • An order or command. 

  • An instance of the information or knowledge so furnished. 

  • The act of instructing, teaching, or furnishing with information or knowledge. 

  • A set of directions provided by a manufacturer for the users of a product or service. 

  • A single operation of a processor defined by an instruction set architecture. 

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