Matched context for contraction and extension

The page lists matched contexts for contraction and extension.

Share - contraction	Share - extension	Phrase
2.61%	1.13%	radial [shape] {contraction or extension}
4.87%	0.31%	chamber {contraction or extension}
2.55%	0.56%	diameter {contraction or extension}
0.78%	1.31%	have {contraction or extension} [perform operation]
1.40%	0.40%	{contraction or extension} amount
1.89%	0.32%	{contraction or extension} stroke
1.67%	0.21%	{contraction or extension} [does] move
2.50%	0.24%	cause {contraction or extension} [perform operation]
1.35%	0.54%	member {contraction or extension}
3.56%	0.24%	permit {contraction or extension} [perform operation]
0.77%	0.37%	provide {contraction or extension} [perform operation]
2.24%	0.27%	spring {contraction or extension}
1.74%	0.46%	tube {contraction or extension}