Perhaps you should try some spelling variations:
vulgariae » bulgariae, vulgarise, bulgaricae
bulgareiae » bulgariae, bulgaria, bulgarian, bulgareeiae, vulgareiae, bulgariaeiae
bulgarische » bulgarischen, ungarische, bulgareische, vulgarische, bulgariaische
bulgareica » bulgarica, bulgaria, bulgaricae, bulgareeica, vulgareica, bulgariaeica
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 bulgareiae) OR (bulgarische OR (hungarian OR bulgareica))) OR (bulgar OR bulger)).
• Adding a wildcard symbol may retrieve word variants: (((vulgariae or bulgareiae) or (bulgarische or (hungarian or bulgareica))) or (bulgar or bulger))*.