These forces provided by Arab sheiks did not produce results.

Now, nobody had ever seen that before; no force on earth could produce such effects.

These forces in concert produce a great deal of erosion.

What natural force could possibly have produced such abnormal and extraordinary plants?

Although it failed, readers could combine forces to produce their own editorial pieces.

Chinese military forces also produced a version of the M2 called the Type 31.

Unfortunately, many forces at work produced a kind of "perfect storm."

Their calculations show that such an orbit would provide the necessary forces to produce the Moon's shape.

Centrifugal force produced an effective gravity maybe a third of Earth's.

These internal forces would produce new characters whatever the constraints imposed by the environment.