Perhaps you should try some spelling variations:
основеные\\" » основные\\" (Expand Search), основіеные\\" (Expand Search), основееные\\" (Expand Search)
основііееіе\\" » основіеіе\\" (Expand Search), основееіе\\" (Expand Search), основніеіе\\" (Expand Search), основіііееіе\\" (Expand Search), основеііееіе\\" (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 ((основеные\\\" OR основііееіе\\\") OR основііе\\\")) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основеные\ OR основііееіе\ ) OR основііе\ )) OR (\ ґрунтова основ\ )).