Perhaps you should try some spelling variations:
"ґрунтова основіе" » "ґрунтова основі" (Expand Search), "ґрунтова основе" (Expand Search), "ґрунтова основные" (Expand Search), "ґрунтова основііе" (Expand Search), "ґрунтова основеіе" (Expand Search)
"ґрунтова основіеііе" » "ґрунтова основіііе" (Expand Search), "ґрунтова основеііе" (Expand Search), "ґрунтова основныеііе" (Expand Search), "ґрунтова основііеііе" (Expand Search), "ґрунтова основеіеііе" (Expand Search)
"ґрунтова основ" » "ґрунтова основі" (Expand Search), "ґрунтова основе" (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: (((("ґрунтова основіе") OR ("ґрунтова основіеііе"))) OR ("ґрунтова основ"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"ґрунтова основіе\") OR (\"ґрунтова основіеііе\"))) OR (\"ґрунтова основ\"))".
• Removing quotes may allow a broader search: (((( ґрунтова основіе ) OR ( ґрунтова основіеііе ))) OR ( ґрунтова основ )).
• Adding a wildcard symbol may retrieve word variants: (((("ґрунтова основіе") OR ("ґрунтова основіеііе"))) OR ("ґрунтова основ"))*.