Purchased Songs

I was allowed to purschase song that I was later told thet I would have to purchase complete album of which I downloaded and am beingcheat people when its to your advab charged twice for several songs and othe songs of which I all ready had but had forgotten and purched again and am being charged again for same songs. Word it any way you like but I will Register complaint (dispute) with Visa and will then show the world how you advantage.,