Perhaps you should try some spelling variations:
vulgariae » bulgariae, vulgarise, vulgaridad
bulgarian » bulgaria, hungarian, bulgareian, vulgarian, bulgerian
bulgarie » bulgarien, bulgaria, vulgaris, bulgareie, vulgarie, bulgerie
bulgareiae » bulgariae, bulgaria, bulgarean, bulgareeiae, vulgareiae, bulgereiae
bulgariia » bulgaria, bulgarica, bulgarien, bulgareiia, vulgariia, bulgeriia
bulgaricae » bulgarica, bulgarische, bulgaria, bulgareicae, vulgaricae, bulgericae
bulgar » bulgare, vulgar, bulger

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((((vulgariae OR bulgarian) OR bulgarie) OR bulgareiae) OR (bulgariia OR bulgaricae)) OR (bulgar OR bulge)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((vulgariae or bulgarian) or bulgarie) or bulgareiae) or (bulgariia OR bulgaricae)) or (bulgar or bulge))".
• Adding a wildcard symbol may retrieve word variants: (((((vulgariae or bulgarian) or bulgarie) or bulgareiae) or (bulgariia OR bulgaricae)) or (bulgar or bulge))*.