Perhaps you should try some spelling variations:
bulgariae » bulgaricae, bulgaria, bulgarians
bulgarian » bulgaria, hungarian
bulgarie » bulgarien, bulgaria, vulgaris
bulgareiae » bulgaria, bulgaricae, bulgarean
vulgaricae » bulgaricae, bulgarica, vulgaridad
bulger » 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: (((((bulgariae OR bulgarian) OR bulgarie) OR bulgareiae) OR vulgaricae) OR (vulgar OR (bulger OR bulge))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((bulgariae OR bulgarian) or bulgarie) or bulgareiae) or vulgaricae) or (vulgar or (bulger or bulge)))".
• Adding a wildcard symbol may retrieve word variants: (((((bulgariae OR bulgarian) or bulgarie) or bulgareiae) or vulgaricae) or (vulgar or (bulger or bulge)))*.