Which preposition to use with pailfuls

of Occurrences 19%

A window was suddenly opened, and a pailful of slops splashed down upon the doorstep.

in Occurrences 2%

" A hurried examination disclosed that there was not quite two pailfuls in the house.

into Occurrences 1%

How she dashes pailful and pailful into every corner, till the whole earth is as clean as a new floor!

Which preposition to use with  pailfuls