Matched context for combustibility and efficiency

The page lists matched contexts for combustibility and efficiency.

Share - combustibility	Share - efficiency	Phrase
38.42%	5.09%	improve {combustibility or efficiency} [perform operation]
14.70%	1.04%	enhance {combustibility or efficiency} [perform operation]
14.37%	0.98%	improved [effectiveness] {combustibility or efficiency}
3.66%	1.12%	fuel {combustibility or efficiency}
10.54%	0.43%	good [character] {combustibility or efficiency}
4.14%	0.33%	provide {combustibility or efficiency} [perform operation]