Matched context for unblock and cover

The page lists matched contexts for unblock and cover.

Share - unblock	Share - cover	Phrase
16.55%	1.88%	{unblock or cover} opening [perform operation]
13.84%	1.70%	{unblock or cover} port [perform operation]
10.55%	0.37%	{unblock or cover} orifice [perform operation]
5.34%	0.56%	partially [degree] {unblock or cover}
4.53%	0.62%	means [does] {unblock or cover}
3.81%	0.64%	member [does] {unblock or cover}
3.64%	0.19%	{unblock or cover} means [perform operation]
3.39%	0.17%	valve [does] {unblock or cover}