Perhaps you should try some spelling variations:
bulgareeiae » bulgariae, vulgareeiae, bulgarieneiae, bulgariaeiae
bulgarie » bulgarien, bulgaria, bulgarian
bulgariaian » bulgarian, bulgariia
bulgarica » bulgaria, bulgarisch, bulgarian
bulgare » vulgare, 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: ((bulgareeiae OR (bulgarie OR (bulgariaian OR bulgarica))) OR (bulgare OR bulger)).
• Adding a wildcard symbol may retrieve word variants: ((bulgareeiae or (bulgarie or (bulgariaian or bulgarica))) or (bulgare or bulger))*.