I have some experience on this project. And familiar with Apriori DataMining skill. And I have done this code in C#. What's more, I am good at Designing of Algorithm.
My result for this sample is below:
milk,bread-> diaper : S-0.4 C-0.5
diaper,bread-> milk : S-0.4 C-0.5
diaper, milk,->bread : S-0.4 C-1
beer,bread-> diaper : S-0.4 C-0.5
diaper,bread->beer : S-0.4 C-0.666666666666667
diaper,beer,->bread : S-0.4 C-1
beer, milk-> diaper : S-0.4 C-0.5
diaper, milk->beer : S-0.4 C-0.666666666666667
diaper,beer,-> milk : S-0.4 C-0.5
bread-> milk : S-0.6 C-0.75
milk,->bread : S-0.6 C-1.5
bread->beer : S-0.4 C-0.666666666666667
beer,->bread : S-0.4 C-1
milk->beer : S-0.4 C-0.666666666666667
beer,-> milk : S-0.4 C-0.5
bread-> diaper : S-0.6 C-0.75
diaper,->bread : S-0.6 C-1.5
milk-> diaper : S-0.6 C-0.75
diaper,-> milk : S-0.6 C-0.75
beer-> diaper : S-0.6 C-0.75
diaper,->beer : S-0.6 C-1
bread-> diaper : S-0.4 C-0.5
diaper,-> bread : S-0.4 C-1