Perhaps you should try some spelling variations:
bulgariaiae » bulgaricae, bulgariae, bulgariia, bulgareiaiae, vulgariaiae, bulgariaiaiae
vulgaricae » bulgaricae, bulgarica, bulgariae
bulgareiae » bulgariae, bulgaria, bulgarian, bulgareeiae, vulgareiae, bulgariaeiae
bulgarische » bulgarischen, ungarische, bulgareische, vulgarische, bulgariaische
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: ((((bulgariaiae OR vulgaricae) OR bulgareiae) OR bulgarische) OR (bulgar OR bulger)).
• Adding a wildcard symbol may retrieve word variants: ((((bulgariaiae or vulgaricae) or bulgareiae) or bulgarische) or (bulgar or bulger))*.