Perhaps you should try some spelling variations:
national » nationale (Expand Search), nationala (Expand Search), nationalen (Expand Search)
nationalaer » nationaleaer (Expand Search), nationalaaer (Expand Search), nationalenaer (Expand Search), nationaler (Expand Search), nationale (Expand Search), nationalen (Expand Search)
nationaleaer » nationaleeaer (Expand Search), nationalaeaer (Expand Search), nationaleneaer (Expand Search), nationaler (Expand Search), nationale (Expand Search), nationalen (Expand Search)
nationaleneaer » nationaleeneaer (Expand Search), nationalaeneaer (Expand Search), nationaleneneaer (Expand Search)
university » universitat (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 OR (nationalaer OR (nationaleaer OR nationaleneaer))) university of kharkiv~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(national OR (nationalaer OR (nationaleaer OR nationaleneaer))) university of kharkiv".
• Adding a wildcard symbol may retrieve word variants: (national OR (nationalaer OR (nationaleaer OR nationaleneaer))) university of kharkiv*.