how to properly structure controllers in HMVC

HI ,
this is my first  project using hmvc. i am confused how to organize modules. my site have admin area , authenticated area and public area.
in mvc i  would do it this way
controllers
--admin
----------users
----------products
----------orders
--public
----------users
----------products
----------orders
--auth
----------users
----------products
----------orders

how to  organize things in hmvc?

            love codeigniter
          Learning  best  practices
     Rate my post if you found it helpfull