Perhaps you should try some spelling variations:
vulgarie » vulgarise, vulgaris, vulgare
vulgarien » vulgarisen, vulgarisn, vulgaren, bulgariens, vulgarisee, vulgarises
bulgaria » bulgareia, vulgaria, bulgeria
bulgar » bulgare, vulgar, bulger
bulgarien » bulgareien, vulgarien, bulgerien, bulgarian
bulgere » bulgare, bulger, bilgere
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: ((bulgaria OR vulgarie) OR (((bulgar OR (bulgarien OR vulgarien)) OR bulgere) OR bulges))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((bulgaria or vulgarie) or (((bulgar or (bulgarien OR vulgarien)) or bulgere) or bulges))*".