democracy vs oppression

democracy

noun
  • Rule by the people, especially as a form of government; either directly or through elected representatives (representative democracy). 

  • A government under the direct or representative rule of the people of its jurisdiction. 

  • Belief in political freedom and equality; the "spirit of democracy". 

  • A state with a democratic system of government. 

oppression

noun
  • The exercise of authority or power in a burdensome, cruel, or unjust manner. 

  • The act of oppressing, or the state of being oppressed. 

  • A feeling of being oppressed. 

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