Matched context for hat-shaped and concentric

The page lists matched contexts for hat-shaped and concentric.

Share - hat-shaped	Share - concentric	Phrase
28.41%	0.63%	{hat-shaped or concentric} [shape] rotor
42.12%	0.32%	{hat-shaped or concentric} [shape] disc
21.41%	0.36%	{hat-shaped or concentric} [shape] body
8.04%	0.16%	generally [resume] {hat-shaped or concentric}