Perhaps you should try some spelling variations:
bulgarie » bulgarian, vulgaris, vulgare, bulgareie, vulgarie
bulgarien » bulgariann, vulgarisn, vulgaren, bulgarian, bulgareien, vulgarien
bulgareiae » bulgariae, bulgarian, bulgarean, bulgareeiae, vulgareiae
bulgaricae » bulgarica, bulgarische, bulgarian, bulgareicae, vulgaricae
bulgaria » bulgareia, vulgaria
bulgar » bulgare, vulgar
bulger » 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 bulgaria) OR bulgareiae) OR (bulgaricae OR bulgarien)) OR (bulgar OR (bulger OR bulge))).
• Adding a wildcard symbol may retrieve word variants: ((((bulgarie or bulgaria) or bulgareiae) or (bulgaricae or bulgarien)) or (bulgar or (bulger or bulge)))*.