The ItemSearchSort parameter enables you to choose
the order of the items in a response. Available sort values vary by locale and search index.
There are many sort values. The majority are not applied unless the Sort parameter is included in the request.
There are two sort values, however, that are used by default:
For an ItemSearch requests that do not use the BrowseNode parameter, results are sorted by Relevance.
For an ItemSearch requests that do use the BrowseNode parameter, results are sorted by BestSeller ranking.
To see the sort values that can be used, click on one of the following locales: