Perhaps you should try some spelling variations:
bulgarie » bulgarien, bulgaria, bulgarian, vulgarie, bulgariaie
bulgaricae » bulgarica, bulgarische, bulgaria, vulgaricae, bulgariaicae
bulgar » vulgar, bulgaria
bulgare » vulgare, bulgariae, bulgarien, bulgaria, vulgares
vulgare » vulgar, vulgaris, vulgarly
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: ((bulgarie OR bulgaricae) OR ((bulgar OR (bulgare OR vulgare)) OR bulger)).
• Adding a wildcard symbol may retrieve word variants: ((bulgarie or bulgaricae) or ((bulgar or (bulgare or vulgare)) or bulger))*.