Perhaps you should try some spelling variations:
основені\" » основні\" (Expand Search), основі\" (Expand Search), основе\" (Expand Search), основіені\" (Expand Search), основеені\" (Expand Search)
основііе\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіііе\" (Expand Search), основеііе\" (Expand Search)
основііееіе\\" » основіеіе\\" (Expand Search), основееіе\\" (Expand Search), основніеіе\\" (Expand Search), основіііееіе\\" (Expand Search), основеііееіе\\" (Expand Search)
основ\\" » основі\\" (Expand Search), основе\\" (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "\"\\"((\\\"ґрунтова ((основені\\" OR основііе\\") OR основііееіе\\\")) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основені OR основііе ) OR основііееіе\ )) OR (\ ґрунтова основ\ )).