Perhaps you should try some spelling variations:
bulgariae » bulgaricae, bulgarian, bulgarie, bulgareiae, vulgariae, bulgeriae
bulgarieia » bulgariia, bulgarie, bulgariens, bulgareieia, vulgarieia, bulgerieia
bulgarien » bulgarian, bulgareien, vulgarien, bulgerien
bulgaria » bulgareia, vulgaria, bulgeria
bulgar » bulgare, vulgar, bulger
vulgare » vulgar, vulgaris, vulgarly

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 bulgaria) OR (bulgarieia OR bulgarien)) OR ((bulgar OR vulgare) OR bulge))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((bulgariae or bulgaria) or (bulgarieia OR bulgarien)) or ((bulgar or vulgare) or bulge))*".