Perhaps you should try some spelling variations:
"acta slavica estonia" » "acta slovenia estonia", "anna slavina estonia", "art slavic estonia", "et slavica estonia"
"art talinn estonia" » "art tallinn estonia", "art tallin estonia", "art italian estonia"
"last latin estonia" » "last latvian estonian", "last tallin estonia", "last japan estonia", "best latin estonia", "1st latin estonia"
"last latvia estonia" » "faso latvia estonia", "law 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 estonia") OR ((((("last latin estonia") OR ("last latvia estonia"))) OR ("art talinn estonia")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"acta slavica estonia\") or (((((\"last latin estonia\") OR (\"last latvia estonia\"))) or (\"art talinn estonia\"))))".
• Removing quotes may allow a broader search: (( acta slavica estonia ) or ((((( last latin estonia ) OR ( last latvia estonia ))) or ( art talinn estonia )))).
• Adding a wildcard symbol may retrieve word variants: (("acta slavica estonia") or ((((("last latin estonia") OR ("last latvia estonia"))) or ("art talinn estonia"))))*.