Whatever difficulties the Dreamliner may encounter over a service life expected to span half a century, batteries are likely to be the least of its problems.

FORBES: Boeing Completes Tests Leading To Resumption Of Dreamliner Operations

Whatever difficulties the authorities may have had in coming up with a new system, it looks like getting the public to accept it will be the biggest challenge of all.

CNN: From Our Correspondent: You Say Bulgogee, I Say Pulgogi

That is why whatever the difficulties, we must continue to press for a solution.

WHITEHOUSE: President Obama & Prime Minister Cameron Joint Press Availability | The White House

Whatever the difficulties of the last week he was, is and will continue to be a friend of mine.

BBC: What Campbell said

EU. Whatever the practical difficulties, the multi-speed Europe he espouses strikes many as quite sensible.

ECONOMIST: The damage that the UKIP could do to the Tories

Whatever its diplomatic difficulties, the Catholic church remains a unique global community.

ECONOMIST: The legacy of a pope who changed history | The

People get into difficulties for whatever reason, and if they are then not brought off, they will suffer as a result of the weather.

BBC: 'You must prepare for the hills'

Whatever the short-term difficulties in West Africa, "We're a long-term partner here, " says Cazalot.

FORBES: Magazine Article

Whatever you asked for seemed to astonish her and cause difficulties, but eventually it was seen to or provided.

NEWYORKER: Amundsen