Perhaps you should try some spelling variations:
bulgare » bulgarie, vulgare, bulgarien, bulgere, bulgariae
bulgarica » bulgaria, bulgarisch, bulgarian, vulgarica, bulgerica, bulgariaica
bulgariaeian » bulgarian, bulgarien, bulgarean, vulgariaeian, bulgeriaeian, bulgariaiaeian
bulgar » vulgar, bulger, bulgaria

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: ((bulgare OR (bulgarica OR bulgariaeian)) OR bulgar).
• Adding a wildcard symbol may retrieve word variants: ((bulgare or (bulgarica or bulgariaeian)) or bulgar)*.