Perhaps you should try some spelling variations:
vulgarian » bulgarian, bulgarians, vulgaridad, vulgarisan, vulgaran, vulgarean
bulgarean » bulgarian, bulgaren, bulgarians, bulgareean, vulgarean, bulgariaean
vulgari » vulgaris, vulgar, vulgare
bulgar » bulgare, vulgar, bulgaria
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: ((vulgarian OR (bulgarean OR (vulgarian OR vulgari))) OR (bulgar OR bulger))*.