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