Click "Order Sets"
Click "+ Add" button
Type the last name or full name (last name, first name) in the "Search order sets by user" box.
You will see the full list of customized order sets (pictures below) from a person that you just searched.
Select any order set you want and click the right mouse button.
Select "Add to Favorites"
The new order set is now added to your order sets.
You can delete this order set anytime by clicking the right mouse button and selecting "Remove from Favorites".