Matched context for past and opening

The page lists matched contexts for past and opening.

Share - past	Share - opening	Phrase
1.32%	6.27%	{past or opening} [chronology] sensor
8.49%	0.51%	{past or opening} [chronology] valve
1.23%	2.87%	{past or opening} [chronology] means
3.04%	0.67%	{past or opening} [chronology] operation
3.15%	0.70%	{past or opening} [chronology] value
2.57%	0.62%	{past or opening} [chronology] mechanism
1.57%	0.44%	{past or opening} [chronology] end
1.07%	0.12%	{past or opening} [chronology] piston