Matched context for ash and contaminant

The page lists matched contexts for ash and contaminant.

Share - ash	Share - contaminant	Phrase
4.04%	8.75%	remove {ash or contaminant} [perform operation]
4.60%	1.60%	{ash or contaminant} removal
2.28%	1.73%	{ash or contaminant} particle
1.03%	2.06%	contain {ash or contaminant} [perform operation]
0.54%	2.84%	{ash or contaminant} level
2.45%	0.62%	residual [amount] {ash or contaminant}
0.39%	0.41%	fuel {ash or contaminant}
0.64%	0.32%	move {ash or contaminant} [perform operation]
0.56%	0.66%	present [chronology] {ash or contaminant}