Perhaps you should try some spelling variations:
основіе\\" » основі\\" (Expand Search), основе\\" (Expand Search), основные\\" (Expand Search), основііе\\" (Expand Search), основеіе\\" (Expand Search)
основіеііеі\" » основіііеі\" (Expand Search), основеііеі\" (Expand Search), основныеііеі\" (Expand Search), основііеііеі\" (Expand Search), основеіеііеі\" (Expand Search)
основіееііііе\" » основіеііііе\" (Expand Search), основееііііе\" (Expand Search), основныееііііе\" (Expand Search), основііееііііе\" (Expand Search), основеіееііііе\" (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 ((основіе\\\" OR основіеііеі\\") OR основіееііііе\\")) OR (\\\"ґрунтова основ\\\"))~\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основіе\ OR основіеііеі ) OR основіееііііе )) OR (\ ґрунтова основ\ ))~.