Perhaps you should try some spelling variations:
bulgariaiae » bulgariae, bulgariia
bulgaricae » bulgarica, bulgarische, bulgarian
bulgarie » bulgarian, vulgaris, vulgare
bulgariee » bulgariane, vulgarise, vulgaree, bulgariae, bulgariens, vulgarisee
bulgarien » bulgariann, vulgarisn, vulgaren, bulgarian
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: (((bulgariaiae OR bulgaricae) OR bulgarie) OR ((bulgaria OR (bulgariee OR bulgarien)) OR bulger))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((bulgariaiae or bulgaricae) or bulgarie) or ((bulgaria or (bulgariee OR bulgarien)) or bulger))*".