Express Gratitude

“I’m really grateful to you” in Russian (in Ukrainian)

I’m really grateful to you
Russian pronunciation
Ukrainian pronunciation
Я вам о́чень благода́рен!
 Я вам ду́же вдя́чний!

I recommend
I’m really grateful to you. Don’t mention it. That’s very kind of you. Thank you for the present. Much obliged. I’m very much obliged to you. You’re very generous. Thank you for your trouble. Thank you for a nice day. Thank you very much. It’s nothing.