After that, though, it starts to get pretty tricky.

"He had to overcome some pretty tricky moves," Smith said.

Boiling an egg is pretty tricky - see Heston last night?

"These malfunctions are small, but they're proving pretty tricky to track down."

Of course, life was pretty tricky in those days.

At that frequency it's pretty tricky to track down the source.

It'd be pretty tricky, and I've got no desire to become a permanent feature of the rock.

She said: "I played a pretty tricky opponent tonight who didn't play the typical kind of tennis.

Though simple in principle, such copying can get pretty tricky.

This, in turn, makes it pretty tricky to determine what will damage a credit score the most.