Perhaps you should try some spelling variations:
основііе\\" » основі\\" (Expand Search), основе\\" (Expand Search), основні\\" (Expand Search), основіііе\\" (Expand Search), основеііе\\" (Expand Search)
основееііе\" » основііе\" (Expand Search), основеіе\" (Expand Search), основнііе\" (Expand Search), основіееііе\" (Expand Search), основеееііе\" (Expand Search)
основееі\\" » основі\\" (Expand Search), основе\\" (Expand Search), основні\\" (Expand Search), основіееі\\" (Expand Search), основеееі\\" (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 основееііе\\") OR основееі\\\")) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основііе\ OR основееііе ) OR основееі\ )) OR (\ ґрунтова основ\ )).