Matched context for retraction and advancement

The page lists matched contexts for retraction and advancement.

Share - retraction	Share - advancement	Phrase
3.27%	16.23%	plunger {retraction or advancement}
5.72%	3.95%	{retraction or advancement} stroke
6.84%	2.76%	piston {retraction or advancement}
1.39%	1.92%	{retraction or advancement} [does] cause
0.64%	1.58%	axial [direction] {retraction or advancement}
1.35%	0.80%	cause {retraction or advancement} [perform operation]
0.78%	1.34%	effect {retraction or advancement} [perform operation]
0.78%	2.26%	it [is] {retraction or advancement}
0.46%	1.01%	{retraction or advancement} include
0.29%	0.83%	{retraction or advancement} [does] provide