Matched context for chance and effectiveness

The page lists matched contexts for chance and effectiveness.

Share - chance	Share - effectiveness	Phrase
16.05%	5.36%	reduce {chance or effectiveness} [perform operation]
9.15%	3.92%	increase {chance or effectiveness} [perform operation]
2.78%	1.40%	decrease {chance or effectiveness} [perform operation]
3.58%	0.90%	reduced [increase] {chance or effectiveness}
5.32%	0.38%	have {chance or effectiveness} [perform operation]