Perhaps you should try some spelling variations:
bulgarie » bulgarien, vulgaris, vulgare
bulgareiae » bulgariae, bulgarean, bulgariia
bulgareeiae » bulgariae
bulgaricae » bulgarische, bulgaricus, bulgarischen, bulgariene
bulgarian » hungarian
bulgarica » bulgarisch, bulgarien
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 (bulgaria OR bulger)).
• Adding a wildcard symbol may retrieve word variants: (((bulgarie or (bulgareiae or bulgareeiae)) or (bulgaricae or (bulgarian or bulgarica))) or (bulgaria or bulger))*.