domination vs power struggle

domination

noun
  • Control by means of superior ability, influence, position, or resources; prevailing force. 

  • The exercise of power in ruling; sovereignty; authority; government. 

  • Synonym of cover 

  • A fetish characterized by control/power over and discipline of one's sexual partner. 

  • A dominion; an angel from a high order of angels in the celestial hierarchy. 

power struggle

noun
  • A situation where two or more people or groups fight to gain dominance over each other. 

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