Perhaps you should try some spelling variations:
"national academie of sciences of ukraine" » "nationala academie of sciences of ukraine" (Expand Search), "nationalen academie of sciences of ukraine" (Expand Search), "nationaler academie of sciences of ukraine" (Expand Search)
"nationale academie of sciences of ukraine" » "nationalae academie of sciences of ukraine" (Expand Search), "nationalene academie of sciences of ukraine" (Expand Search), "nationalere academie of sciences of ukraine" (Expand Search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("national academie of sciences of ukraine") OR ("nationale academie of sciences of ukraine"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"national academie of sciences of ukraine\") OR (\"nationale academie of sciences of ukraine\"))".
• Removing quotes may allow a broader search: (( national academie of sciences of ukraine ) OR ( nationale academie of sciences of ukraine )).
• Adding a wildcard symbol may retrieve word variants: (("national academie of sciences of ukraine") OR ("nationale academie of sciences of ukraine"))*.