Which preposition to use with unashamed

of Occurrences 6%

she thought quickly, unashamed of the pun.]

in Occurrences 2%

"See, I take her hand," he said to the priest, "even as you would take the hand of your wife, proud and unashamed in the presence of your God.

as Occurrences 1%

And the Dotor was soon treading the dry beach, naked and as serenely unashamed as a god, giving his hand to the men, while the women shrieked, lifting their aprons in front of one eyeterrified, yet admiring the dripping vision.

on Occurrences 1%

The multiplication of journals 'delivering brawling judgments unashamed on all things all day long,' has done much to deaden the small stock of individuality in public verdicts.

Which preposition to use with  unashamed