The phrase "only concerned about" is correct and can be used in written English.
For example, "She was only concerned about her own needs and not those of her family."
"But he's only concerned about the world finally getting savvy".
And they would go down as private-regarding, and only concerned about their own problems.
"It's hard to police effectively if you are only concerned about self-preservation," he said.
"What makes me sad," Mr. Hashimi went on, "is that the media is only concerned about talking about figures.
However, Horwill insists he is only concerned about tomorrow's match despite a likely ban from the third test in Sydney.
As it turned out, the F.B.I. was really only concerned about her sister's friends in the teachers' union.
Blair has joined the European Council on Tolerance and Reconciliation, which is not only concerned about Holocaust-denial.
Whether she's in or out of the arena, she's only concerned about one thing: how to stay alive.
Asked about the character shown on Dec. 16, Thomas said, "We're only concerned about what takes place tomorrow".
I meant it as a positive thing; many believe men are only concerned about looks, so any counterexample is good.
Furthermore, the DoubleLine defense team is expected to argue that Mr. Gundlach was only concerned about downloading information because he knew he was about to be fired.
