Maybe E3 will kill this concern, maybe not.

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Maybe a humanitarian concern.

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If this is a cause for concern, maybe there is solace in knowing that it has happened before.

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The rise of IT security "to a board level concern is maybe the fastest I've ever seen, " said Thomas Sanzone, senior vice president of consulting firm Booz Allen Hamilton Inc.

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But there maybe is an over-concern about a tenth here and a tenth there.

WSJ: Officials facing dilemma with video review

"Our biggest concern is that maybe there's going to be some confusion or even some conflict at the tills, " he said.

BBC: Northern Ireland's new five-pence carrier bag tax

Or are there specific behaviors that cause you concern, because maybe there are a lot of unattached people here who aren't as, perhaps - you know what I mean?

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Maybe that's what Carty was talking about when he voiced concern about industry profits.

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And they're looking at--their concern is that it could break off during re-entry and maybe damage the shuttle further back.

NPR: Shuttle Spacewalk Repair Mission a Success

There is a lot of concern there about impact from the sequester on the Iron Dome project, maybe visiting an Iron Dome battery.

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There's concern about long-term health care costs with children who, not only are not eating, but maybe not eating the right foods.

NPR: Child Hunger: Nutritious Food Tough To Afford