Matched context for stroke and urge

The page lists matched contexts for stroke and urge.

Share - stroke	Share - urge	Phrase
21.58%	4.77%	{stroke or urge} piston [perform operation]
8.03%	1.05%	{stroke or urge} plunger [perform operation]
10.08%	0.62%	piston [does] {stroke or urge}