Perhaps you should try some spelling variations:
bulgarie » bulgarien, vulgaris, vulgare, bulgareie
bulgariens » bulgarienns, vulgarisns, vulgarens, bulgarien, bulgareiens
bulgarian » hungarian, bulgareian
bulgaria » bulgareia
bulgar » bulgare
bulger » bulge, 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: ((bulgaria OR (bulgarie OR (bulgariens OR bulgarian))) OR ((bulgar OR bulger) OR vulgar)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((bulgaria or (bulgarie or (bulgariens or bulgarian))) or ((bulgar OR bulger) or vulgar))".
• Adding a wildcard symbol may retrieve word variants: ((bulgaria or (bulgarie or (bulgariens or bulgarian))) or ((bulgar OR bulger) or vulgar))*.