weka.associations
Interfaces 
Associator
CARuleMiner
Classes 
AbstractAssociator
Apriori
AprioriItemSet
AssociatorEvaluation
CaRuleGeneration
CheckAssociator
FilteredAssociator
GeneralizedSequentialPatterns
HotSpot
ItemSet
LabeledItemSet
PredictiveApriori
PriorEstimation
RuleGeneration
RuleItem
SingleAssociatorEnhancer
Tertius