Looking on the internet deeply has found these results:

I haven't been of helps is the most popular phrase on the web.

I haven't been of help 18 results on the web	I haven't been of helps 1125,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
I've been of help to you. I have fulfilled my's your turn now. No, no, don't worry about it. I have plenty of help. Cause you don't have the kind of help that I have at work. I mean... I mean, I have grief group, which sort of helps. But it is also necessary to provide aid to build up the SMEs, thereby providing the possibility of help by self help. Ig the truth is, I have a lot of help. Hunter brought you here to help me, but I don't need that kind of help.	help. No, no, don't worry about it. I have plenty of help. But it is also necessary to provide aid to build up the SMEs, thereby providing the possibility of help by self I've been of help to you. I have fulfilled my's your turn now. Hunter brought you here to help me, but I don't need that kind of help. I mean... I mean, I have grief group, which sort of helps. Ig the truth is, I have a lot of help. Cause you don't have the kind of help that I have at work.

I haven't been of help

18 results on the web

I haven't been of helps

1125,000,000 results on the web

More popular!

I've been of help to you. I have fulfilled my's your turn now.
No, no, don't worry about it. I have plenty of help.
Cause you don't have the kind of help that I have at work.
I mean... I mean, I have grief group, which sort of helps.
But it is also necessary to provide aid to build up the SMEs, thereby providing the possibility of help by self
help.
Ig the truth is, I have a lot of help.
Hunter brought you here to help me, but I don't need that kind of help.

help.
No, no, don't worry about it. I have plenty of help.
But it is also necessary to provide aid to build up the SMEs, thereby providing the possibility of help by self
I've been of help to you. I have fulfilled my's your turn now.
Hunter brought you here to help me, but I don't need that kind of help.
I mean... I mean, I have grief group, which sort of helps.
Ig the truth is, I have a lot of help.
Cause you don't have the kind of help that I have at work.