Perhaps you should try some spelling variations:
bulgarie » bulgarien, bulgarian, vulgaris, vulgarie, bulgerie
bulgareicae » bulgaricae, bulgariae, vulgareicae, bulgereicae, bulgarienicae, vulgaresicae
bulgarica » bulgarian, bulgarien, vulgarica, bulgerica
bulgarisch » bulgarische, bulgarischen, vulgarisch, bulgerisch
bulgaria » vulgaria, bulgeria
bulgar » vulgar, bulger
bulgare » vulgare, bulgere, bulgarien, vulgares

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