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