Matched context for unblock and close off

The page lists matched contexts for unblock and close off.

Share - unblock	Share - close off	Phrase
13.84%	6.01%	{unblock or close off} port [perform operation]
16.55%	3.56%	{unblock or close off} opening [perform operation]
10.55%	1.94%	{unblock or close off} orifice [perform operation]
5.48%	2.26%	{unblock or close off} passage [perform operation]
4.83%	2.43%	{unblock or close off} line [perform operation]
3.39%	3.18%	valve [does] {unblock or close off}
5.29%	0.92%	{unblock or close off} path [perform operation]
4.53%	0.47%	means [does] {unblock or close off}
3.81%	0.62%	member [does] {unblock or close off}
5.34%	0.51%	partially [degree] {unblock or close off}
3.64%	0.35%	{unblock or close off} means [perform operation]