Perhaps you should try some spelling variations:
vulgariae » bulgariae, vulgarise, bulgaricae
bulgareian » bulgarian, bulgarean, bulgaria, bulgareeian, vulgareian, bulgariaeian
bulgarica » bulgaria, bulgarisch, bulgarian, bulgareica, vulgarica, bulgariaica
bulgar » bulgare, vulgar, bulgaria
bulger » bulge
bulges » bulge

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 (bulgareian OR bulgarica)) OR (bulgar OR (bulger OR bulges))).
• Adding a wildcard symbol may retrieve word variants: ((vulgariae or (bulgareian or bulgarica)) or (bulgar or (bulger or bulges)))*.