Matched context for brim and perimeter

The page lists matched contexts for brim and perimeter.

Share - brim	Share - perimeter	Phrase
28.82%	17.75%	outer [location] {brim or perimeter}
40.55%	3.51%	inner [location] {brim or perimeter}
15.26%	1.09%	{brim or perimeter} portion
15.36%	0.75%	chamber {brim or perimeter}