Perhaps you should try some spelling variations:
vulgarise » vulgarisee, vulgarises, vulgaris
bulgariia » bulgaria, bulgarica, bulgaricae, vulgariia, bulgeriia, bulgariaiia
bulgar » vulgar, bulger, bulgaria
bulgare » vulgare, bulgere, bulgariae, bulgarie, bulgaria, vulgares
bulgarien » vulgarien, bulgerien, bulgariaien, bulgarian, bulgaria
vulgare » vulgar, vulgaris, vulgarly
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: ((vulgarise OR bulgariia) OR (((bulgar OR bulgare) OR (bulgarien OR vulgare)) OR bulges)).
• Adding a wildcard symbol may retrieve word variants: ((vulgarise or bulgariia) or (((bulgar or bulgare) or (bulgarien or vulgare)) or bulges))*.