Perhaps you should try some spelling variations:
vulgariae » bulgariae, vulgarise, bulgaricae
bulgarian » bulgaria, hungarian, bulgareian, vulgarian, bulgerian
vulgaricae » bulgaricae, bulgariae, vulgaridad
bulgarica » bulgaria, bulgarisch, bulgarien, bulgareica, vulgarica, bulgerica
bulgar » bulgare, vulgar, bulger
bulges » bulge

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 (vulgaricae OR bulgarica)) OR (bulgar OR bulges)).
• Adding a wildcard symbol may retrieve word variants: (((vulgariae or bulgarian) or (vulgaricae or bulgarica)) or (bulgar or bulges))*.