Matched context for port and allow

The page lists matched contexts for port and allow.

Share - port	Share - allow	Phrase
4.10%	1.69%	{port or allow} fluid [perform operation]
2.95%	1.64%	valve [does] {port or allow}
2.48%	0.68%	{port or allow} pressure [perform operation]
1.56%	0.21%	{port or allow} chamber [perform operation]
1.18%	0.32%	{port or allow} piston [perform operation]
1.54%	0.13%	{port or allow} pump [perform operation]