Perhaps you should try some spelling variations:
bulgarie » bulgarien, vulgaris, vulgare, bulgareie, vulgarie, bulgerie
bulgareiae » bulgariae, bulgarean, bulgariia, bulgareeiae, vulgareiae, bulgereiae
bulgarian » hungarian, bulgareian, vulgarian, bulgerian
bulgaricae » bulgarica, bulgarische, bulgaricus, bulgareicae, vulgaricae, bulgericae
bulgaria » bulgareia, vulgaria, bulgeria
bulgar » bulgare, vulgar, bulger
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: ((((bulgaria OR bulgarie) OR (bulgareiae OR bulgarian)) OR bulgaricae) OR (bulgar OR bulges)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((bulgaria or bulgarie) or (bulgareiae OR bulgarian)) or bulgaricae) or (bulgar or bulges))".
• Adding a wildcard symbol may retrieve word variants: ((((bulgaria or bulgarie) or (bulgareiae OR bulgarian)) or bulgaricae) or (bulgar or bulges))*.