Ancient Egypt vs Arab Republic of Egypt

Ancient Egypt

name
  • A civilization that existed in the valley of the Nile River from ca. 3150 BCE to 30 BCE. Noted for building the Great Pyramids of Giza. 

Arab Republic of Egypt

name
  • The official name of the country of Egypt. 

How often have the words Ancient Egypt and Arab Republic of Egypt occurred in a corpus of books? (source: Google Ngram Viewer )