Search Results - should contain data for all criteria
When you enter critiera on a Search screen, some of the data is not listed on the Search Results screen. Therefore, it is difficult to know from the search results list if you entered some of your criteria incorrectly or if the data for some criteria was not found.
Indexing by default is triggered every 10sec. Indexing more likely it is database operation, so every 10 sec is executed query to find new parts and if something new appears then data are synchronized with WPA. Data Indexing itself depend on the database performance and data complexity and it might take some time (20sec or 40sec.. for single part) to index it. So after uploading data, the data should be visible no later than couple of minutes in search results.