Matched context for border and form

The page lists matched contexts for border and form.

Share - border	Share - form	Phrase
13.91%	1.58%	{border or form} chamber [perform operation]
4.59%	1.22%	{border or form} passage [perform operation]
6.43%	0.62%	{border or form} opening [perform operation]
10.51%	0.33%	wall [does] {border or form}
3.94%	0.67%	{border or form} bore [perform operation]
2.86%	1.04%	{border or form} portion [perform operation]
5.54%	0.19%	piston [does] {border or form}
7.14%	0.26%	surface [does] {border or form}