He tried to act in what he considered to be a nonchalant manner.

He shrugged in what he believed to be a nonchalant manner.

I asked, in as nonchalant a manner as I could assume.

Nanri is the confident girl who helps Karin in a nonchalant manner.

There were other people on other levels going through the same intricate maneuvers in the same nonchalant manner.

Greenan's work often portrays a controversial subject in an unexpectedly nonchalant manner.

If we allow ourselves to say so, the institution had given admission in a nonchalant manner.

He sat opposite to me, and lit a cigarette in his old, nonchalant manner.

He said the statement had been "an attempt to act in a nonchalant manner" to convey the sense that the documents were "of no consequence."

Off to the side, he saw Craddick frowning at the release of so much information in such a nonchalant manner.