concerning
[preposition]
Synonyms: regarding, about, apropos of, as regards, on the subject of, re, relating to, respecting, touching, with reference to

[TahlilGaran] English Synonym Dictionary ▲

con‧cern‧ing W3 /kənˈsɜːnɪŋ $ -ɜːr-/ preposition
about or relating to:
calls from young children concerning lost pets
the facts concerning Marr’s car crash

REGISTER
In everyday English, people usually say about rather than concerning:
I’ve already written to him about the problem.

[TahlilGaran] Dictionary of Contemporary English ▲

concerning
preposition
BAD: Concerning your accommodation, there are several possibilities.
GOOD: With regard to your accommodation, there are several possibilities.

Usage Note:
To introduce a new topic, use with regard to, regarding, as regards, as far as ... is concerned (NOT concerning ): 'As far as food is concerned, the college has its own canteen.'
Compare: 'He was then asked several questions concerning his banking activities.' 'We got into an interesting discussion concerning the need for censorship.'

[TahlilGaran] Dictionary of Common Errors ▲