Perhaps you should try some spelling variations:
bulgariae » bulgaricae, bulgaria, bulgarian, bulgariaiae, bulgarieiae
bulgareia » bulgaria, bulgariia, bulgarian, bulgariaeia, bulgarieeia, bulgarieia, vulgareia, bulgarienia
bulgar » bulgaria, bulgarie
bulgare » bulgariae, bulgariee, bulgarie, vulgare, bulgarien
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: ((bulgariae OR bulgareia) OR (((bulgar OR bulgare) OR vulgar) OR bulger))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((bulgariae or bulgareia) or (((bulgar OR bulgare) or vulgar) or bulger))*".