thanks for your help; thanks for taking care of me/my loved one
A set phrase expressing gratitude for care or assistance given to the speaker or someone close to them. Often used when someone has looked after a family member or friend.
Thank you for everything you did for my mother while she was in the hospital.
Thank you for your help the other day. It was a great help.
A polite phrase combining the honorific お, the noun 世話 (care, help), and the suffix 様 (honorific). The exact historical derivation is uncertain, but it is a conventional expression of gratitude.