Perhaps you should try some spelling variations:
bulgariae » bulgaricae, bulgaria, bulgarian, bulgareiae, vulgariae, bulgariaiae
vulgarian » bulgarian, bulgarians, vulgaridad
bulgarica » bulgaria, bulgarisch, bulgarian, bulgareica, vulgarica, bulgariaica
bulgareeiae » bulgareeeiae, vulgareeiae, bulgariaeeiae
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: ((bulgareeiae OR (bulgariae OR (vulgarian OR bulgarica))) OR (bulgar OR bulger)).
• Adding a wildcard symbol may retrieve word variants: ((bulgareeiae or (bulgariae or (vulgarian or bulgarica))) or (bulgar or bulger))*.