Perhaps you should try some spelling variations:
"acta slavica estonian" » "acta latvian estonian", "acta place estonian", "art slavic estonian", "et slavica estonian"
"anna slavina estonian" » "anna slovenia estonia", "anna latvian estonian", "anna golovina estonian", "anna karina estonian", "anna lina estonian"
"acta latvia estonia" » "haiti latvia estonia"

Try widening your search to All Fields.

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: (((("acta slavica estonian") OR ("anna slavina estonian"))) OR ("acta latvia estonia")).
• Removing quotes may allow a broader search: (((( acta slavica estonian ) or ( anna slavina estonian ))) or ( acta latvia estonia )).
• Adding a wildcard symbol may retrieve word variants: (((("acta slavica estonian") or ("anna slavina estonian"))) or ("acta latvia estonia"))*.