Mega vs Ogre

Mega

name
  • A town in Dire, Borena, Ormia, Ethiopia 

  • A village in Moriad district, Tambrauw, West Papua, Indonesia, on New Guinea 

  • A surname. 

Ogre

name
  • A town in central Latvia 

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