Matched context for stratify and filter

The page lists matched contexts for stratify and filter.

Share - stratify	Share - filter	Phrase
21.89%	18.01%	{stratify or filter} mixture [perform operation]
11.82%	3.65%	{stratify or filter} fuel [perform operation]
3.47%	3.24%	{stratify or filter} air [perform operation]
3.90%	0.67%	{stratify or filter} gas [perform operation]
2.54%	0.41%	provide for {stratify or filter}
1.90%	0.28%	time [temporal] {stratify or filter}