Perhaps you should try some spelling variations:
vulgariae » vulgarise, bulgaricae, vulgaridad
bulgareiae » bulgarian, bulgaricae, bulgarean, vulgareiae, bulgarieniae, vulgaresiae
bulgariae » bulgaricae, bulgarian, bulgarians, vulgariae
bulgaria » vulgaria
bulgar » vulgar
bulgare » vulgare, bulgarien, vulgares
bulgarie » vulgarie, bulgarien, bulgarian, vulgaris
vulgare » vulgar, vulgaris, vulgarly
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: (((vulgariae OR (bulgareiae OR bulgariae)) OR bulgaria) OR (((bulgar OR bulgare) OR (bulgarie OR vulgare)) OR bulger))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((vulgariae or (bulgareiae or bulgariae)) or bulgaria) or (((bulgar OR bulgare) or (bulgarie or vulgare)) or bulger))*".