Perhaps you should try some spelling variations:
bulgariia » bulgaria, bulgarica, bulgaricae, bulgareiia, vulgariia, bulgariaiia
bulgareia » bulgaria, bulgarian, bulgare, bulgareeia, vulgareia, bulgariaeia
bulgar » bulgare, vulgar, bulgaria
bulgarie » bulgareie, vulgarie, bulgariaie, bulgarien, bulgaria, bulgarian
bulger » bulges
bilgere » bilger, bilgeri, billigere

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: ((bulgariia OR bulgareia) OR ((bulgar OR (bulger OR bulge)) OR (bulgarie OR bilgere))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((bulgariia or bulgareia) or ((bulgar or (bulger OR bulge)) or (bulgarie or bilgere)))".
• Adding a wildcard symbol may retrieve word variants: ((bulgariia or bulgareia) or ((bulgar or (bulger OR bulge)) or (bulgarie or bilgere)))*.