Perhaps you should try some spelling variations:
vulgariae » bulgariae, vulgarise, vulgaridad
bulgaricae » bulgarica, bulgarische, bulgaria, bulgareicae, vulgaricae, bulgariaicae
bulgarie » bulgarien, bulgaria, bulgarian, bulgareie, vulgarie, bulgariaie
vulgareian » bulgarian, bulgarean
bulgariaica » bulgarica, bulgariia, bulgareiaica, vulgariaica, bulgariaiaica
bulgar » bulgare, vulgar, bulgaria
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 bulgaricae) OR (bulgarie OR (vulgareian OR bulgariaica))) OR (bulgar OR bulger)).
• Adding a wildcard symbol may retrieve word variants: (((vulgariae or bulgaricae) or (bulgarie or (vulgareian or bulgariaica))) or (bulgar or bulger))*.