Matched context for duty-controlled and trigger

The page lists matched contexts for duty-controlled and trigger.

Share - duty-controlled	Share - trigger	Phrase
24.99%	3.55%	{duty-controlled or trigger} valve [perform operation]
19.89%	3.30%	signal [does] {duty-controlled or trigger}
12.29%	0.27%	manner [manner] {duty-controlled or trigger}