Perhaps you should try some spelling variations:
основеі\\" » основі\\" (Expand Search), основе\\" (Expand Search), основні\\" (Expand Search), основіеі\\" (Expand Search), основееі\\" (Expand Search)
основеіііеііеіе\" » основіііеііеіе\" (Expand Search), основеііеііеіе\" (Expand Search), основніііеііеіе\" (Expand Search), основіеіііеііеіе\" (Expand Search), основееіііеііеіе\" (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 ((основеі\\\" OR основеіііеііеіе\\") OR основііе\\")) OR (\\\"ґрунтова основ\\\"))~\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основеі\ OR основеіііеііеіе ) OR основііе )) OR (\ ґрунтова основ\ ))~.