Perhaps you should try some spelling variations:
bulgareiae » bulgariae, bulgarian, bulgarie, bulgareeiae, vulgareiae, bulgarieeiae
bulgareicae » bulgaricae, bulgarica, bulgariae, bulgareeicae, vulgareicae, bulgarieeicae
bulgarisch » bulgarische, bulgarischen, bulgareisch, vulgarisch, bulgarieisch
bulgaria » bulgareia, vulgaria, bulgarieia
bulgar » bulgare, vulgar, bulgarie
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: ((bulgareiae OR (bulgareicae OR (bulgaria OR bulgarisch))) OR (bulgar OR bulger)).
• Adding a wildcard symbol may retrieve word variants: ((bulgareiae or (bulgareicae or (bulgaria or bulgarisch))) or (bulgar or bulger))*.