Matched context for open and operative

The page lists matched contexts for open and operative.

Share - open	Share - operative	Phrase
0.07%	0.26%	{open or operative} to allow
0.09%	0.29%	{open or operative} to permit
1.15%	0.21%	normally {open or operative}
0.24%	0.24%	valve [attribute] {open or operative}