Perhaps you should try some spelling variations:
bulgariae » bulgarian, bulgarie, bulgarians, bulgareiae, vulgariae, bulgeriae
vulgarie » vulgarise, vulgaris, vulgare
bulgareiae » bulgarian, bulgarie, bulgarean, bulgareeiae, vulgareiae, bulgereiae
bulgaricae » bulgarica, bulgarische, bulgarian, bulgareicae, vulgaricae, bulgericae
bulgaria » bulgareia, vulgaria, bulgeria
bulgar » bulgare, vulgar, bulger
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: (((((bulgariae OR bulgaria) OR vulgarie) OR bulgareiae) OR bulgaricae) OR (bulgar OR bulges)).
• Adding a wildcard symbol may retrieve word variants: (((((bulgariae or bulgaria) or vulgarie) or bulgareiae) or bulgaricae) or (bulgar or bulges))*.