Perhaps you should try some spelling variations:
bulgareiae » bulgariae, bulgarian, bulgarie, vulgareiae, bulgarieeiae, bulgarieiae, bulgarieniae
vulgaricae » bulgaricae, bulgariae, vulgaridad
bulgarica » bulgarisch, bulgarian, bulgarien, vulgarica, bulgarieica
bulgaria » vulgaria, bulgarieia
bulgar » vulgar, bulgarie
bulgare » vulgare, bulgariee, bulgarie, bulgarien
bulger » bulge, bulges

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 bulgareiae) OR (vulgaricae OR bulgarica)) OR ((bulgar OR bulgare) OR bulger)).
• Adding a wildcard symbol may retrieve word variants: (((bulgaria or bulgareiae) or (vulgaricae or bulgarica)) or ((bulgar or bulgare) or bulger))*.