This emphasized the extent to which the sheer unpredictability and perversity of a nuclear power station operator could bypass the best laid computer models.

But every once in a while, the sheer unpredictability of this insane, demented galaxy catches up with us.

One is the sheer unpredictability of consequences.

But after nearly a year in office, the freshmen do agree on one thing: the most difficult aspect of serving in Congress is the sheer unpredictability.

The virtue of the duet, with Richard Moredock at the piano, has been its sheer unpredictability.

The sheer unpredictability of derivative securities has kept some fund managers away.

Our greatest advantage is in our sheer unpredictability.

Both solos were filled with astonished facial expressions, as if Ms. Cornfield were surprised by the sheer unpredictability of life.

If anything, it appeared so conscientiously drilled that it failed to convey the sheer unpredictability of dreams.

What she shares with Mr. Green is sheer unpredictability.