Perhaps you should try some spelling variations:
bulgariae » bulgaricae, bulgarian, bulgarie, vulgariae, bulgarieiae
bulgareiae » bulgarian, bulgarie, bulgaricae, vulgareiae, bulgarieeiae, bulgarieiae, bulgarieniae
vulgarise » vulgarisee, vulgarises, vulgaris
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: (((bulgariae OR bulgareiae) OR (vulgarise OR bulgaria)) OR ((bulgar OR bulgare) OR bulger)).
• Adding a wildcard symbol may retrieve word variants: (((bulgariae or bulgareiae) or (vulgarise or bulgaria)) or ((bulgar or bulgare) or bulger))*.