The composer worked the electronic side of this performance; Mr. Korf's conducting met a hellishly difficult job with confidence and skill.

It wasn't bad as such, but it was like its host: strange, ubiquitous and hellishly difficult to forget.

Biononics are hellishly difficult to detect in an embryo even today.

Though it's hellishly difficult, Demon's Souls is an amazing game that will keep bringing you back for more punishment because it's so interesting and unique.

And it is turning out to be hellishly difficult.

Following Drew's instructions proved a hellishly difficult and time-consuming process.

It's possible to explain all their actions but hellishly difficult to prognosticate them.

That is hellishly difficult and there will still be a lot of mistakes for a long time to come.

The training flights for operation Deadstick were hellishly difficult.

The training had been hellishly difficult, but he'd thrown himself into each new physical and mental challenge with a whole-heartedness he'd not even known he possessed.