Perhaps you should try some spelling variations:
bulgaars » bulgare
vulgare » vulgar, vulgaris, vulgarly
vulgarisn » vulgaris, vulgarise, vulgarisee
bulgerie » bulgarien, bulgariae, bulgaria
bulgarie » bulgarien, bulgaria, bulgarian, bulgareie, vulgarie, bulgerie
bulgar » bulgare, vulgar, bulger

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: ((bulgaars OR ((vulgare OR vulgarisn) OR (bulgerie OR bulgarie))) OR bulgar).
• Adding a wildcard symbol may retrieve word variants: ((bulgaars or ((vulgare or vulgarisn) or (bulgerie or bulgarie))) or bulgar)*.