Perhaps you should try some spelling variations:
основені\" » основні\" (Expand Search), основі\" (Expand Search), основе\" (Expand Search), основіені\" (Expand Search), основеені\" (Expand Search)
основііе\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіііе\" (Expand Search), основеііе\" (Expand Search)
основііееі\\" » основіеі\\" (Expand Search), основееі\\" (Expand Search), основніеі\\" (Expand Search), основіііееі\\" (Expand Search), основеііееі\\" (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 ((основені\\" OR основііе\\") OR основііееі\\\")) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основені OR основііе ) OR основііееі\ )) OR (\ ґрунтова основ\ )).