Looking on the internet deeply has found these results:

I appreciate your help is the most popular phrase on the web.

I do appreciate your help 15,300 results on the web	I appreciate your help 11,130,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Definition of appreciate verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms ... ...My questions have been answered as of now, and I do appreciate your help. My sincere thanks to you for all of your time spent preparing for a meeting with me ... I do appreciate your help." San Diego, CA "wanted to update you on the success I had to renew both of my R01 grants you helped to improve... The first one was ... Nov 13, 2015 ... I just want to be sure about the actions to take on this screen to avoid headaches later. I do appreciate your help! THanks! Like Show 0 Likes (0) ...	But I appreciate your help treating my patients. I appreciate your help, Agent DiNozzo, but airport surveillance is for TSA and our eyes only. Well, thanks, Cal. I appreciate your help. I appreciate your help, Will. Thank you... and I appreciate your help... I appreciate your help on this case. I appreciate your help in getting me this far, Mikhail. I appreciate your help, but you should've made me a partner.

I do appreciate your help

15,300 results on the web

I appreciate your help

11,130,000,000 results on the web

More popular!

Definition of appreciate verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms ...
...My questions have been answered as of now, and I do appreciate your help. My sincere thanks to you for all of your time spent preparing for a meeting with me ...
I do appreciate your help." San Diego, CA "wanted to update you on the success I had to renew both of my R01 grants you helped to improve... The first one was ...
Nov 13, 2015 ... I just want to be sure about the actions to take on this screen to avoid headaches later. I do appreciate your help! THanks! Like Show 0 Likes (0) ...

But I appreciate your help treating my patients.
I appreciate your help, Agent DiNozzo, but airport surveillance is for TSA and our eyes only.
Well, thanks, Cal. I appreciate your help.
I appreciate your help, Will.
Thank you... and I appreciate your help...
I appreciate your help on this case.
I appreciate your help in getting me this far, Mikhail.
I appreciate your help, but you should've made me a partner.