To Configure this out Login to your admin panel and Navigate to System->Configuration->Excellence->Order Grid.
Here, the first column Hide Default Column(s) helps you out to hide the product attributes, if you have a long list of orders so you can easily optimize your list orders and process them conveniently.
Just hover mouse and select the attributes and save changes.
Next Show Extra Column(s) allows to display all order information on the grid - product thumbnails, names, SKUs, color, etc. So you can quickly see which products were bought without opening the order view page.
and also able to Search orders by product attributes, such as SKU, name and etc.
Just hover mouse to select attributes, click "save config" button and you are goog to go!
Try it to check this out now. Thanks!