Perhaps you should try some spelling variations:
bulgariae » bulgaria, bulgarian, bulgarie, bulgareiae, vulgariae, bulgeriae
bulgaricae » bulgarica, bulgarische, bulgaria, bulgareicae, vulgaricae, bulgericae
bulgariaie » bulgaria, bulgarian, bulgarie, bulgareiaie, vulgariaie, bulgeriaie
vulgare » vulgar, vulgaris, vulgarly
bulgar » bulgare, vulgar, bulger

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 bulgaricae) OR bulgariaie) OR vulgare) OR bulgar).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((bulgariae OR bulgaricae) or bulgariaie) or vulgare) or bulgar)".
• Adding a wildcard symbol may retrieve word variants: ((((bulgariae OR bulgaricae) or bulgariaie) or vulgare) or bulgar)*.