Matched context for effectiveness and chance

The page lists matched contexts for effectiveness and chance.

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