Ancient Greek vs ancient Roman

Ancient Greek

adj

Of or relating to Ancient Greece.

noun

A native or inhabitant of Ancient Greece.

name

Any of the various forms of the Greek language of classical antiquity, particularly the classical Attic dialect used in Athenian literature.

ancient Roman

adj

Of or relating to Ancient Rome.

How often have the words Ancient Greek and ancient Roman occurred in a corpus of books? (source: Google Ngram Viewer )