Perhaps you should try some spelling variations:
bulgaricae » bulgarische, bulgaria, bulgarian, bulgariae, bulgariane, bulgareicae, bulgericae, bulgariaicae
bulgeriia » bulgariia, bulgaria, bulwerii
bulgarica » bulgaria, bulgarisch, bulgarian, bulgareica, bulgerica, bulgariaica
bulgar » bulgare, bulger, bulgaria
bulgarien » bulgareien, bulgerien, bulgariaien, bulgarian, bulgaria
vulgare » vulgaris, vulgarly
bulges » bulge

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: ((bulgaricae OR (bulgeriia OR bulgarica)) OR (((bulgar OR vulgar) OR (bulgarien OR vulgare)) OR bulges)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((bulgaricae or (bulgeriia OR bulgarica)) or (((bulgar or vulgar) or (bulgarien or vulgare)) or bulges))".
• Adding a wildcard symbol may retrieve word variants: ((bulgaricae or (bulgeriia OR bulgarica)) or (((bulgar or vulgar) or (bulgarien or vulgare)) or bulges))*.