The phrase "commented on being" is correct and can be used in written English.
For example, "He commented on being the only one chosen for the team."
He alerted the waiter, who commented on being one fork short when he cleared the table.
Many (14/37) reported frustration at delays in specialist referral; only one patient commented on being referred early.
"Spain has publicly commented on being against us being members.
Running back DARNELL AUTRY was still wearing a boot cast on Friday on his injured foot and remained doubtful for Sunday.... Reid commented on being approached by Eagles fans all week.
Paul commented on being dumped on Twitter by focusing on the future. .
So I DID have sex with a goat?! Shelton had previously commented on being a tabloid fixture, telling "CBS This Morning": "I love it.
And of the three of those, the only one he commented on was Luke.
What doesn't seem as commented on is what actors bring to the director's chair.
Less commented on was the end of his address, which struck a very different note.
"The thing that customers have commented on is there's this area of serendipity," Mr. Hall said.
Less commented on is the array of smaller actions the Obama plan is encouraging.
