Perhaps you should try some spelling variations:
основіе\\" » основі\\" (Expand Search), основе\\" (Expand Search), основные\\" (Expand Search), основііе\\" (Expand Search), основеіе\\" (Expand Search)
основіееные\" » основіеные\" (Expand Search), основееные\" (Expand Search), основныееные\" (Expand Search), основііееные\" (Expand Search), основеіееные\" (Expand Search)
основеіі\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіеіі\" (Expand Search), основееіі\" (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 основіееные\\") OR основеіі\\")) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основіе\ OR основіееные ) OR основеіі )) OR (\ ґрунтова основ\ )).