dictate vs firman

dictate

noun
  • An order or command. 

verb
  • To determine or decisively affect. 

  • To order, command, control. 

  • To speak in order for someone to write down the words. 

firman

noun
  • A royal decree issued by a sovereign in certain historical Islamic states, especially by the Sultan of Turkey. 

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