Perhaps you should try some spelling variations:
bulgariae » bulgaricae, bulgaria, bulgarian, vulgariae, bulgeriae, bulgariaiae
bulgeriae » bulgaricae, bulgaria, bulgarian
vulgaria » bulgaria, vulgaris, vulgari
bulgar » vulgar, bulger, bulgaria
bulgare » vulgare, bulgere, bulgariae, 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: ((bulgaars OR (((bulgariae OR bulgeriae) OR vulgaria) OR vulgaria)) OR (bulgar OR bulgare)).
• Adding a wildcard symbol may retrieve word variants: ((bulgaars or (((bulgariae or bulgeriae) or vulgaria) or vulgaria)) or (bulgar or bulgare))*.