Perhaps you should try some spelling variations:
bulgariae » bulgaricae, bulgarian, bulgarie, vulgariae, bulgeriae, bulgarieiae
vulgarian » bulgarian, bulgarians, vulgaridad
bulgeriae » bulgaricae, bulgarian, bulgarie
bulgar » vulgar, bulger, bulgarie
bulgaria » vulgaria, bulgeria, bulgarieia
bulgare » vulgare, bulgere, bulgariee, bulgarie, bulgarien

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: (((bulgariae OR vulgarian) OR bulgeriae) OR ((bulgar OR bulgaria) OR bulgare)).
• Adding a wildcard symbol may retrieve word variants: (((bulgariae or vulgarian) or bulgeriae) or ((bulgar or bulgaria) or bulgare))*.