Perhaps you should try some spelling variations:
bulgareiae » bulgariae, bulgarian, bulgarie, bulgareeiae, bulgereiae, bulgarieeiae
bulgareian » bulgarian, bulgarean, bulgarien, bulgareeian, bulgereian, bulgarieeian
bulgarische » ungarische, bulgareische, bulgerische, bulgarieische
bulgarischen » ungarischen, bulgarien, ungarische, bulgareischen, bulgerischen, bulgarieischen
bulgareische » bulgarisch, bulgarischer, bulgaricae, bulgareeische, bulgereische, bulgarieeische
bulgaria » bulgareia, bulgeria, bulgarieia
bulgar » bulgare, bulger, bulgarie

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: (((bulgareiae OR bulgareian) OR ((bulgarische OR (bulgareische OR bulgarischen)) OR bulgaria)) OR ((bulgar OR vulgar) OR bulge))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((bulgareiae or bulgareian) or ((bulgarische or (bulgareische or bulgarischen)) or bulgaria)) or ((bulgar OR vulgar) or bulge))*".