Rustle of flapping a piece of paper, short. Off mic.
Newspaper page, rip short
A page being ripped from a notepad.
A piece of paper being torn apart or a file folder tearing.
Opening a book to find an exact page, brief rubbling, very close perspective
Crunchy rustling of paper movement or paper being crumpled.
Foley - heavy rustle of page being turned within a packet of paper