Perhaps you should try some spelling variations:
bulgarieiae » bulgaricae, bulgariae, bulgariia, bulgarieniae, bulgarianiae, vulgarisiae
bulgarieniae » bulgarien, bulgariens, bulgaricae, bulgarienniae, bulgarianniae, vulgarisniae
bulgarie » bulgarien, bulgarian, vulgaris
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: (((bulgarieiae OR bulgarieniae) OR bulgaria) OR (bulgarie OR bulger))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((bulgarieiae OR bulgarieniae) or bulgaria) or (bulgarie or bulger))*".