Perhaps you should try some spelling variations:
основеіные\\" » основные\\" (Expand Search), основіеіные\\" (Expand Search), основееіные\\" (Expand Search)
основііеные\" » основіные\" (Expand Search), основеные\" (Expand Search), основніные\" (Expand Search), основіііеные\" (Expand Search), основеііеные\" (Expand Search)
основііе\\" » основі\\" (Expand Search), основе\\" (Expand Search), основні\\" (Expand Search), основіііе\\" (Expand Search), основеііе\\" (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 ((основііеные\\" OR основеіные\\\") OR основііе\\\")) OR (\\\"ґрунтова основ\\\"))*\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основііеные OR основеіные\ ) OR основііе\ )) OR (\ ґрунтова основ\ ))*.