Matched context for weaken and impair

The page lists matched contexts for weaken and impair.

Share - weaken	Share - impair	Phrase
7.50%	2.44%	significantly [manner] {weaken or impair}
2.09%	6.27%	not {weaken or impair}
7.68%	1.36%	{weaken or impair} strength [perform operation]
4.31%	1.31%	{weaken or impair} characteristic [perform operation]
3.27%	1.38%	{weaken or impair} modal can
1.71%	2.43%	{weaken or impair} modal will
3.76%	0.89%	{weaken or impair} flow [perform operation]
4.29%	0.76%	{weaken or impair} modal could
1.36%	2.52%	{weaken or impair} modal may