Outside vs South

Outside

name

To residents of Alaska, the rest of the United States, especially the contiguous 48 states south of Canada.

South

name

The south-eastern states of the United States, including many of the same states as formed the Confederacy.
The Global South.
A surname.
Those states which formed the Confederacy during the American Civil War.
The southern part of any region; alternative letter-case form of south.

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