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I have no concerns is the most popular phrase on the web.

I have no concern 1339,000 results on the web	I have no concerns 1521,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
In my position, I have no time to be concern about such trivial stuff. which is also perceptible in the Commission's proposals on Agenda 2000 It's no concern of hers whether I marry Celia. "Amigo", you bring me 50 thousand and I have no more concerns. If we translate this better approach into active policy, then I will have no further concerns about its being acceptable to the public. How I discipline her is no concern of yours. On the other hand, I have no concerns whatsoever about some form of monopoly or oligopoly emerging among rating agencies.	I would have them of no concern to the one that holds my heart. Rest assured, I have that concern no more. On the other hand, I have no concerns whatsoever about some form of monopoly or oligopoly emerging among rating agencies. I ate it, because I have little to no concern for other people's possessions or emotions. I have no concern over your opinion of me. From a cinematographic point of view I have no concerns: it is a good movie, well built, with decent special effects and good picture. I have no concern for after. I would have them of no concern to the one that holds my heart.

I have no concern

1339,000 results on the web

I have no concerns

1521,000,000 results on the web

More popular!

In my position, I have no time to be concern about such trivial stuff.
which is also perceptible in the Commission's proposals on Agenda 2000
It's no concern of hers whether I marry Celia.
"Amigo", you bring me 50 thousand and I have no more concerns.
If we translate this better approach
into active policy, then I will have no further concerns about its being acceptable to the public.
How I discipline her is no concern of yours.
On the other hand, I have no concerns whatsoever about some form of monopoly or oligopoly emerging among rating agencies.

I would have them of no concern to the one that holds my heart.
Rest assured, I have that concern no more.
On the other hand, I have no concerns whatsoever about some form of monopoly or oligopoly emerging among rating agencies.
I ate it, because I have little to no concern for other people's possessions or emotions.
I have no concern over your opinion of me.
From a cinematographic point of view I have no concerns: it is a good movie, well built, with decent special effects and good picture.
I have no concern for after.
I would have them of no concern to the one that holds my heart.