$product = Mage::getModel('catalog/product')->load($productId); //loading a product model $attributeCombinations = $product->getAttributeCombinations(); //getting all the attribute combinations of the productIn this code, Mage is a class which belongs to the Magento package library. The getModel() method is used to load a product model, while getAttributeCombinations() method returns all the combinations of attributes for that product. Another example is if you are building an e-commerce website and you want to display all the possible combinations of attributes for a product, such as different sizes and colors. You can use getAttributeCombinations() to retrieve these combinations and display them on the product page, allowing customers to select their preferred option. Overall, getAttributeCombinations() is a useful method for retrieving attribute combinations associated with a product and can be found in the Magento package library.