MM01-MM03 Create/change/display material
MM06 Flag material for deletion.
MB31 Goods receipt for order
ME21-23 Create/change/display PO
MK01-MK03 Create/change/display VENDOR : Purchasing
FK01-FK03 Create/change/display VENDOR : Accounting
XK01-XK03 Create/change/display VENDOR : Centrally
BD64 Distribution model
OLMS materials management configuration menu, most of the stuff under this menu is not under the implementation guide