Which preposition to use with ober
"While I was a-turnin' ober in my min' de subjec' ob dis sarmon, dere come ter me a bit ob Scripter wot I heerd at a big preachin' an' baptizin' at Kyarter's Mills, 'bout ten year' ago.
Kunnel Martin ober on Little Mount'n fur de whole ob nex' week.
She 'membered she 'd heared one er de niggers say dey wuz a gal ober at Mars' Marrabo Utley's plantation w'at
Well she picked dat thing up en started off wid hit en hit made her feel creepy all ober en dat night her baby war born a gal child en de print of er big hog-liver war standing out all ober one side of her face.
W'en he come ober to our place it wuz des ez bad, 'tel bimeby Wiley seed dat