1, Thank you.
2, Thanks anyway.
3, I'm very ablige to you.
4, Thanks a million.
5, I really can't thank you enough.
6, I owe you a debt.
7, Thanks for everything.
8, it's most thoughtful of you.
9, you are most understanding.
10, Thanks for your time.
11, I can never thank you enough for your help.
12, I do appreciate your time and help.
13, I like to express my appreciation.
14, I really don't know how I can thank you enough.
15, I appreciate your help.
16, It's very kind of you.
17, Thanks for saying so.
