Matched context for obturate and unblock

The page lists matched contexts for obturate and unblock.

Share - obturate	Share - unblock	Phrase
28.14%	13.84%	{obturate or unblock} port [perform operation]
20.85%	16.55%	{obturate or unblock} opening [perform operation]
26.46%	5.48%	{obturate or unblock} passage [perform operation]
24.53%	3.81%	member [does] {obturate or unblock}