Matched context for parabolic and semicircular

The page lists matched contexts for parabolic and semicircular.

Share - parabolic	Share - semicircular	Phrase
34.49%	6.17%	{parabolic or semicircular} [shape] shape
18.99%	7.93%	{parabolic or semicircular} [shape] surface
9.17%	2.67%	generally {parabolic or semicircular}