Perhaps you should try some spelling variations:
bulgarie » bulgarien, bulgaria, bulgarian, bulgareie, vulgarie, bulgerie
bulgarieia » bulgarienia, bulgariaia, bulgariania, bulgariia, bulgaria, bulgarien, bulgareieia, vulgarieia, bulgerieia
bulgarieien » bulgarienien, bulgariaien, bulgarianien, bulgarien, bulgaristen, bulgarischen, bulgareieien, vulgarieien, bulgerieien
vulgare » vulgar, vulgaris, vulgarly
vulgaria » bulgaria, vulgaris, vulgari
bulgar » bulgare, vulgar, bulger

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 vulgare) OR ((bulgarieia OR vulgaria) OR bulgarieien)) OR bulgar).
• Adding a wildcard symbol may retrieve word variants: (((bulgarie or vulgare) or ((bulgarieia or vulgaria) or bulgarieien)) or bulgar)*.