Perhaps you should try some spelling variations:
bulgareiae » bulgariae, bulgaria, bulgarie, bulgareeiae, vulgareiae, bulgereiae
vulgareiae » bulgariae, vulgarise
vulgaricae » bulgaricae, bulgariae, vulgaridad
bulgarian » bulgaria, hungarian, bulgareian, vulgarian, bulgerian
bulgarica » bulgaria, bulgarisch, bulgarien, bulgareica, vulgarica, bulgerica
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: (((bulgareiae OR vulgareiae) OR (vulgaricae OR (bulgarian OR bulgarica))) OR (bulgar OR bulge)).
• Adding a wildcard symbol may retrieve word variants: (((bulgareiae or vulgareiae) or (vulgaricae or (bulgarian or bulgarica))) or (bulgar or bulge))*.