Summary
The orders filter system currently doesn't return the order with promotions that contain double quotes " in their names, this also applies to SKU name.
Simulation
To reproduce this scenario, follow the steps below.
- 
Create a promotion/sku with double quotes
"in the name; Example: Promotion name as10% off usando o cupom "DIAGEO" (8) - 
Create a test order:
 - 
In the store environment (storefront), select an item and add it to the cart;
 - 
Make sure promotion is applied;
 - 
Go to the checkout and place the order.
 - 
Go to Orders > Order management;
 - 
Click on
All orders; - 
Use the filter to select the promotion you've added;
 - 
Note that no orders are found with the selected filter, and returned message in the UI is:
Nenhum pedido encontrado. Limpe seus filtros e tente uma pesquisa diferente. 
Workaround
There is no workaround available.