Make a section "FAQ"
Make categories in this section ("This FAQ", "That FAQ", "Other FAQ")
Make articles in category "This FAQ"
Make articles in category "That FAQ"
Make articles in category "Other FAQ"
For every occurance of such an FAQ make an instance of this module and pick the FAQ category for it and the order it should have (preferrably article order).
Your article titles will be listed underneath and open in accordion style on click.
Thanks for this great extension!