Matched context for impurity and debris

The page lists matched contexts for impurity and debris.

Share - impurity	Share - debris	Phrase
16.54%	7.32%	remove {impurity or debris} [perform operation]
3.94%	4.40%	{impurity or debris} removal
5.76%	1.98%	contain {impurity or debris} [perform operation]
3.65%	2.96%	solid [state] {impurity or debris}
0.76%	7.88%	prevent {impurity or debris} [perform operation]