I canceled my free trail on time, but still got charged and want my money back

A refund takes up to 14 days and is automatic if you cancel in no more than 14 days of a trial
After 14 days a trial becomes a subscription and there is no refund when you cancel
 

Do click the link kglad provided to be sure you cancelled everything

check your account, https://account.adobe.com

does it show any subscriptions?