This extension will show products model names in order list. You can filter orders by model names on products. For example , if you enter 'Mod' in search field it will give you all orders in which you have product with model 'Mod' . Also will give you products with models that contain 'Mod' . For example 'mod-4' or 'e-mod' or 'model'. It is good that you can find all orders that have one product by entering mode name.