What is a Search Index? Where can I get the complete list of valid Search Index values?
One of the reasons that customers enjoy shopping on Amazon.co.uk is that Amazon.co.uk has hundreds of thousands of items for sale—far more than any one store could contain. On Amazon.co.uk, you can find just about anything—from a book to a $100,000 piece of jewelry. Ironically, the job of finding the items you want to buy is made more difficult by having so many items for sale. Returning too many items in a response is almost as bad as returning no items at all. Amazon.co.uk addresses this difficulty by placing every item it sells into a product category, called a search index. Learn More
For a comprehensive list of all supported Search Index values, click here