Matched context for improver and index

The page lists matched contexts for improver and index.

Share - improver	Share - index	Phrase
20.75%	19.43%	viscosity {improver or index}
6.93%	2.86%	cetane {improver or index}
1.29%	1.13%	{improver or index} additive
0.27%	0.10%	{improver or index} composition
0.35%	0.69%	{improver or index} dispersant
0.15%	0.11%	{improver or index} material
0.11%	0.07%	{improver or index} relate
0.36%	0.06%	{improver or index} [does] comprise
0.13%	0.09%	{improver or index} [does] contain
0.12%	0.72%	about {improver or index}
1.08%	0.06%	contain {improver or index} [perform operation]
0.18%	0.08%	effective [effectiveness] {improver or index}
0.17%	0.04%	include {improver or index} [perform operation]
0.13%	0.06%	lower [location] {improver or index}
0.91%	0.65%	oil {improver or index}
0.12%	0.27%	point {improver or index}
1.10%	0.18%	polymeric [structure] {improver or index}
0.16%	0.05%	provide {improver or index} [perform operation]
0.40%	0.11%	use {improver or index} [perform operation]
0.22%	0.08%	weight {improver or index}