Perhaps you should try some spelling variations:
bulgare » bulgarie, bulgarien, bulgaria, bulgariae, bulgariee
bulgariae » bulgaricae, bulgaria, bulgarian, bulgariaiae, bulgarieiae
vulgare » vulgaris, vulgarly
bulgar » bulgaria, bulgarie
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: ((((bulgare OR bulgariae) OR (vulgare OR vulgar)) OR (vulgare OR vulgar)) OR (bulgar OR bulger)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((bulgare or bulgariae) or (vulgare or vulgar)) or (vulgare or vulgar)) or (bulgar OR bulger))".
• Adding a wildcard symbol may retrieve word variants: ((((bulgare or bulgariae) or (vulgare or vulgar)) or (vulgare or vulgar)) or (bulgar OR bulger))*.