Matched context for case and piston

The page lists matched contexts for case and piston.

Share - case	Share - piston	Phrase
0.13%	0.41%	{case or piston} surface
0.19%	0.19%	{case or piston} wall
0.14%	0.53%	{case or piston} [does] have
0.15%	0.13%	form {case or piston} [perform operation]
0.17%	0.12%	outer [location] {case or piston}
0.11%	1.39%	power {case or piston}