Perhaps you should try some spelling variations:
bulgare » bulgarie, vulgare, bulgarien, bulgere, bulgariae, bulgariee
bulgarieia » bulgariia, bulgaria, bulgarien, bulgerieia, bulgariaieia, bulgarieieia
vulgaria » bulgaria, vulgaris, vulgari
bulgarieien » bulgarien, bulgaristen, bulgarischen, bulgerieien, bulgariaieien, bulgarieieien
bulgar » bulger, bulgaria, bulgarie

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