Perhaps you should try some spelling variations:
bulgarie » bulgarien, bulgaria, vulgaris, bulgareie, bulgerie, bulgariaie
bulgaricae » bulgarica, bulgarische, bulgaria, bulgareicae, bulgericae, bulgariaicae
bulgarian » bulgaria, hungarian, bulgareian, bulgerian, bulgariaian
bulgar » bulgare, bulger, bulgaria

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: ((bulgarie OR (bulgaricae OR bulgarian)) OR ((bulgar OR vulgar) OR bulge))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((bulgarie or (bulgaricae or bulgarian)) or ((bulgar OR vulgar) or bulge))*".