Matched context for cleanliness and performance

The page lists matched contexts for cleanliness and performance.

Share - cleanliness	Share - performance	Phrase
31.67%	3.87%	engine {cleanliness or performance}
13.68%	4.88%	improve {cleanliness or performance} [perform operation]
16.69%	0.50%	maintain {cleanliness or performance} [perform operation]
17.32%	0.45%	improvement in {cleanliness or performance}
5.47%	0.79%	high [size] {cleanliness or performance}