Which preposition to use with spreadings

of Occurrences 43%

Then the flat scales open and the seeds take wing, but the empty cones become still more beautiful and effective, for their diameter is nearly doubled by the spreading of the scales, and their color changes to a warm yellowish-brown; while they remain swinging on the tree all the following winter and summer, and continue effectively beautiful even on the ground many years after they fall.

OF Occurrences 1%

PASSING CLOUDS. "CAN ANY UNDERSTAND THE SPREADINGS OF THE CLOUDS."Job xxxvi.

Which preposition to use with  spreadings