Matched context for block off and close off

The page lists matched contexts for block off and close off.

Share - block off	Share - close off	Phrase
6.15%	6.01%	{block off or close off} port [perform operation]
3.40%	5.52%	{block off or close off} communication [perform operation]
4.30%	3.78%	{block off or close off} chamber [perform operation]
4.06%	3.18%	valve [does] {block off or close off}
8.34%	1.28%	{block off or close off} connection [perform operation]
1.80%	4.99%	{block off or close off} end [perform operation]
3.72%	1.89%	{block off or close off} flow [perform operation]
2.12%	3.56%	{block off or close off} opening [perform operation]
2.60%	2.26%	{block off or close off} passage [perform operation]
3.29%	0.67%	{block off or close off} cylinder [perform operation]
3.29%	0.65%	{block off or close off} hole [perform operation]
2.24%	0.82%	{block off or close off} modal can
1.87%	0.62%	member [does] {block off or close off}
2.19%	0.72%	position [does] {block off or close off}
1.15%	0.47%	means [does] {block off or close off}
1.20%	0.21%	so [resume] {block off or close off}