Perhaps you should try some spelling variations:
bulgariae » bulgaricae, bulgaria, bulgarian, vulgariae, bulgeriae, bulgariaiae
bulgariaeia » bulgaricaeia, bulgariaia, bulgariania, bulgariia, vulgariaeia, bulgeriaeia, bulgariaiaeia
bulgar » vulgar, bulger, bulgaria
bulgare » vulgare, bulgere, bulgariae, bulgarie, bulgarien, bulgaria
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 bulgariaeia) OR ((bulgar OR (bulgare OR vulgare)) OR bulge))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((bulgariae or bulgariaeia) or ((bulgar or (bulgare OR vulgare)) or bulge))*".