Perhaps you should try some spelling variations:
основііе\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіііе\" (Expand Search), основеііе\" (Expand Search)
основные\" » основе\" (Expand Search), основні\" (Expand Search), основіные\" (Expand Search), основеные\" (Expand Search)
основіііееіееііееіеные\" » основііііееіееііееіеные\" (Expand Search), основеіііееіееііееіеные\" (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 ((основііе\\" OR основные\\") OR основіііееіееііееіеные\\")) OR (\\"ґрунтова основ\\"))~\"".
• Removing quotes may allow a broader search: (( ґрунтова ((основііе OR основные ) OR основіііееіееііееіеные )) OR ( ґрунтова основ ))~.