unperturbed by, about, with, in or as?

But the CEO is unperturbed by the move.

They are almost unperturbed by our presence.

He's completely unperturbed by this, though.

Anyway, unperturbed by abject failure the UK government has decided to try again.

Chargeless and tiny, neutrinos are unperturbed by obstacles the way radio waves are.

Seaton, who does more than just read CiF, appears remarkably unperturbed by this fact.

In the times when films compete for 100 crore club, Panda is unperturbed by the box-office success of the film.

Unperturbed by the fate of the servant girl Captain Kentfield announced that he would spend the night in the room.

She isn't on the Facebook board -- guess what: no women are -- but, in public at least, seems unperturbed by this.

People in high-ranking positions know what they know, and many are remarkably unperturbed by any contrary evidence.

Karbo said he was unperturbed about the development.

Despite the loss of two defenders, Vest is unperturbed about his defence next season.

However, all three of the actors of ' Jab Tak Hai Jaan ' appeared quite unperturbed about the same.

Meanwhile, MUSIGA President Bice Obour Kufour is cooling off in New York, apparently absolutely unperturbed about the development.

Overall there's just a sense of something so much more unruffled and unperturbed about Aer Lingus, certainly in comparison to its rival Ryanair.

Government officials, he says, are unperturbed with the situation.

But Hii is unperturbed with newer venues sprouting and riding on NBT's coat-tails.

He led the attack in the absence of Zia-ul-Haq and seemed unperturbed with the challenge that faced him.

Germany's Kaymer, currently fifth in the Race to Dubai, started with a double-bogey, but was unperturbed with his two-under par putting him in 27th position.

More panicked emus emerge from the dense dune scrub, while an echidna snuffles unperturbed in the sandy dirt.

What's left is the essence of the citta -- its knowing nature -- serene and unperturbed amidst the pain of the khandhas.

Yet the Blaugrana were unperturbed at the other end of the pitch and they secured an equaliser when Pedro's cross looped into the air following a pair of deflections.

They may be unperturbed of a few or author investors, depending on the that they contribute.

So I made huge efforts to keep my sanity and to go about my business unperturbed of what was going on around me -- something like a rock in the ocean.

We truly are, we would feel relaxed and unperturbed on such usage.

I saw butterflies flirting with each other, and being measured, quiet and patient I didn't scare them off, instead they perched unperturbed on the purple petals, savouring the nectar.

However, the government remained unperturbed over any threat to its stability following Trinamool Congress's decision.