Matched context for move down and stroke

The page lists matched contexts for move down and stroke.

Share - move down	Share - stroke	Phrase
17.71%	10.08%	piston [does] {move down or stroke}
2.87%	21.58%	{move down or stroke} piston [perform operation]
4.71%	8.03%	{move down or stroke} plunger [perform operation]