In order to get search results, add certificate selection details to the list (Certificate Selection). The results will get generated according to the defiend selection criteria.
In order to perform this activity, Certificates should be defined with levels in 'Certificates Structure'. Defined certificate should be in 'Public' status to use that for analysis. Refer Additional Information section of the relevant certificate record in 'Certificates Structure'
As a resut of this activity, a record will get added to 'Certificate Selection' section.