Which preposition to use with unspoiled

as Occurrences 2%

Now she looked back over her shoulder and down into Celia's pretty eyeseyes as unspoiled as her own.

for Occurrences 1%

For their attitude in this regard they deserve the cordial thanks of all Americans interested in these great popular playgrounds, where bits of the old wilderness scenery and the old wilderness life are to be kept unspoiled for the benefit of our children's children.

in Occurrences 1%

It was the first time in the history of the Republic that such honors had been voted, for Venice was not wont to be over-generous in recognition of individual service; and this friend of statesmen, scholars, and princes temporal and spiritual, preserved the greatness of his simplicity unspoiled in prosperity and poweras was possible only to a spirit ruled by inflexible principle and faith.

of Occurrences 1%

He was accounted the most successful and most unspoiled of men.

Which preposition to use with  unspoiled