Perhaps you should try some spelling variations:
bulgarie » bulgarien, bulgarian, vulgaris, vulgarie, bulgerie
bulgareicae » bulgaricae, bulgarica, bulgariae, vulgareicae, bulgereicae, bulgarienicae, vulgaresicae
bulgerica » bulgarica, bulgaricae, billerica
bulgaria » vulgaria, bulgeria
bulgar » vulgar, bulger
bulgare » vulgare, bulgere, bulgarien, vulgares
bulges » bulge

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 bulgerica))) OR ((bulgar OR bulgare) OR bulges)).
• Adding a wildcard symbol may retrieve word variants: ((bulgarie or (bulgareicae or (bulgaria or bulgerica))) or ((bulgar or bulgare) or bulges))*.