Perhaps you should try some spelling variations:
vulgarian » bulgarian, bulgarians, vulgaridad
bulgaria » bulgareia, vulgaria
bulgar » bulgare, vulgar
bulgarie » bulgareie, vulgarie, bulgarien, bulgarian, vulgaris
vulgarise » vulgarises, vulgaris, vulgariter
vulgarisee » vulgarisese, vulgarise, vulgaritere, vulgarises, vulgaris, vulgariter
bulger » bulge, bulges
burgere » burger, burgerl, burgerij

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 bulgaria) OR (((bulgar OR (bulgarie OR (vulgarise OR vulgarisee))) OR bulger) OR burgere)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((vulgarian or bulgaria) or (((bulgar or (bulgarie or (vulgarise OR vulgarisee))) or bulger) or burgere))".
• Adding a wildcard symbol may retrieve word variants: ((vulgarian or bulgaria) or (((bulgar or (bulgarie or (vulgarise OR vulgarisee))) or bulger) or burgere))*.