Perhaps you should try some spelling variations:
bulgeriae » bulgariae, bulgaricae, bulgarian
vulgareiae » bulgariae
vulgarise » vulgarisee, vulgarises, vulgaris
bulgaria » vulgaria, bulgeria, bulgarieia
bulgar » vulgar, bulger, bulgarie
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: (((bulgeriae OR (vulgareiae OR vulgarise)) OR bulgaria) OR ((bulgar OR bulgare) OR bulge)).
• Adding a wildcard symbol may retrieve word variants: (((bulgeriae or (vulgareiae or vulgarise)) or bulgaria) or ((bulgar or bulgare) or bulge))*.