Matched context for closing and opening/closing

The page lists matched contexts for closing and opening/closing.

Share - closing	Share - opening/closing	Phrase
2.30%	4.92%	valve {closing or opening/closing}
1.15%	4.68%	control {closing or opening/closing} [perform operation]
0.27%	7.17%	{closing or opening/closing} timing
0.27%	5.89%	door {closing or opening/closing}
0.20%	4.59%	passage {closing or opening/closing}