CONTRACTS CANCEL BUT STILL TAKES THE MONEY

We cancel Telkom Mobile contracts and now we discover that Telkom still deduct how many months still the contract amount. When you go to the shop to sort it out they show you away you need to do it now online. How de hel must we do it online if we have not more the phones or sim cards - contract that we already cancel long time ago... TELKOM TELL ME HOW MUST WE CANCEL CONTRACTS IF YOU DON'T DO YOUR WORK THAT WE ASKED YOU TO DO - YOU SHOP TURN AS AWAY BUT WE STILL A CUSTOMER ????????????????????????? SO YOU WANT TO GIVE CONTRACTS TAKE CLIENTS MONEY BUT IF THEY WANT TO CANCEL YOU RUN AWAY ????????????????????