Matched context for unblock and obturate

The page lists matched contexts for unblock and obturate.

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