Matched context for lifetime and efficiency

The page lists matched contexts for lifetime and efficiency.

Share - lifetime	Share - efficiency	Phrase
11.12%	2.59%	increase {lifetime or efficiency} [perform operation]
16.22%	0.67%	operating [functioning] {lifetime or efficiency}
3.78%	2.59%	engine {lifetime or efficiency}
9.47%	0.80%	catalyst {lifetime or efficiency}
5.04%	0.38%	have {lifetime or efficiency} [perform operation]
2.98%	0.33%	provide {lifetime or efficiency} [perform operation]