Perhaps you should try some spelling variations:
vulgaria » vulgaris, vulgari, vulvaria
bulweria » bulwerii, bulwer, guleria
bulgerie » bulgarie, bulgarien, bulgariae
bulgaria » vulgaria, bulgeria, bulgarieia
bulgar » vulgar, bulger, bulgarie
bulgare » vulgare, bulgere, bulgariee, bulgarie, bulgarien

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: ((((bulgaria OR vulgaria) OR bulweria) OR bulgerie) OR (bulgar OR bulgare)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((bulgaria OR vulgaria) or bulweria) or bulgerie) or (bulgar or bulgare))".
• Adding a wildcard symbol may retrieve word variants: ((((bulgaria OR vulgaria) or bulweria) or bulgerie) or (bulgar or bulgare))*.