Which preposition to use with gann

for Occurrences 1%

But he retired pondering on what he had seen and heard, and being a very soft young fellow, most implicitly believed the accusations of poor dear Mrs. Gann for a time.

towards Occurrences 1%

From the scene of merriment he rushed forth and out of the house into the dark, wet streets, fired with one impulse, inspired by one purpose:to resist the tyranny of Mrs. Gann towards poor Caroline; to protect the gentle girl from the injustice of which she was the victim.

Which preposition to use with  gann