Perhaps you should try some spelling variations:
vulgariae » bulgariae, vulgarise, vulgaridad
bulgaricae » bulgarica, bulgarische, bulgaria, bulgareicae, vulgaricae, bulgariaicae
bulgariaica » bulgarica, bulgariia, bulgareiaica, vulgariaica, bulgariaiaica
bulgareiia » bulgariia, bulgaria, bulgarica, bulgareeiia, vulgareiia, bulgariaeiia
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 (bulgariaica OR bulgareiia))) OR (bulgar OR bulger)).
• Adding a wildcard symbol may retrieve word variants: ((vulgariae or (bulgaricae or (bulgariaica or bulgareiia))) or (bulgar or bulger))*.