In the Permissions (PRM) archive you can search for a permission and you will have the option: The View usage on duties and roles for company option in the context menu, this will give a pop-up with info regarding duties granting this permission. If you find the option in your 'View Hidden Actions' list, it is possible to enter the option and that opens a pop-up showing what you need to have to get the specific access. In this pop-up the permission is listed, and if you enter on it, you are directed to the permission (PRM/xxxx) archive and can see which Duty is needed, including the Roles granting this permission.