Perhaps you should try some spelling variations:
vulgaris » bulgaria, vulgar
vulgarie » vulgarise, vulgare, bulgarie
bulgarian » bulgaria, hungarian, bulgareian, vulgarian, bulgariaian
bulgar » bulgare, vulgar, bulgaria
bulgarien » bulgareien, vulgarien, bulgariaien, 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: (((vulgaris OR vulgarie) OR bulgarian) OR ((bulgar OR bulgarien) OR bulger))*.