Which preposition to use with undreamed

of Occurrences 59%

Then Carmel's image rose before me, glorious, impassioned, driven by the fierce onrush of some mighty inherent force into violent deeds undreamed of by most women; but when thus undriven, gentle in manner, elevated in thought, refined as only a few rare characters are refined; and my heart stood still again with doubt, and I could not say: "It is your duty to save him at all hazards.

of Occurrences 1%

and beautiful was the feeling on thy last bed, which, connecting the man with the boy, took thee back in thy latest exercise of imagination, to the days when, undreaming of Theatres and Managerships, thou wert a scholar, and an early ripe one, under the roofs builded by the munificent and pious Colet.

Which preposition to use with  undreamed