Perhaps you should try some spelling variations:
bulgarie » bulgarien, bulgaria, vulgaris, vulgarie, bulgariaie
bulgaricae » bulgarische, bulgaria, bulgaricus, bulgariae, bulgariene, vulgaricae, bulgariaicae
bulgarian » bulgaria, hungarian, vulgarian, bulgariaian
bulgarica » bulgaria, bulgarisch, bulgarien, vulgarica, bulgariaica
bulgar » vulgar, bulgaria
bulgare » vulgare, bulgariae, bulgarien, 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 ((bulgaricae OR bulgarie) OR (bulgarian OR bulgarica))) OR ((bulgar OR bulgare) OR bulger)).
• Adding a wildcard symbol may retrieve word variants: ((bulgarie or ((bulgaricae or bulgarie) or (bulgarian or bulgarica))) or ((bulgar or bulgare) or bulger))*.