Perhaps you should try some spelling variations:
bulgarie » bulgarien, bulgaria, vulgaris, bulgareie, vulgarie, bulgariaie
bulgareiae » bulgariae, bulgaria, bulgarean, bulgareeiae, vulgareiae, bulgariaeiae
bulgareeiae » bulgariae, bulgareeeiae, vulgareeiae, bulgariaeeiae
bulgaricae » bulgarische, bulgaria, bulgarischen, bulgariae, bulgariene, bulgareicae, vulgaricae, bulgariaicae
bulgarian » bulgaria, hungarian, bulgareian, vulgarian, bulgariaian
bulgarica » bulgaria, bulgarisch, bulgarien, bulgareica, vulgarica, bulgariaica
bulgar » bulgare, vulgar, bulgaria
bulger » bulge, bulges

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: (((bulgarie OR (bulgareiae OR bulgareeiae)) OR (bulgaricae OR (bulgarian OR bulgarica))) OR (bulgar OR bulger)).
• Adding a wildcard symbol may retrieve word variants: (((bulgarie or (bulgareiae or bulgareeiae)) or (bulgaricae or (bulgarian or bulgarica))) or (bulgar or bulger))*.