Perhaps you should try some spelling variations:
основеіені\" » основіені\" (Expand Search), основеені\" (Expand Search), основніені\" (Expand Search), основіеіені\" (Expand Search), основееіені\" (Expand Search)
основеіііе\" » основіііе\" (Expand Search), основеііе\" (Expand Search), основніііе\" (Expand Search), основіеіііе\" (Expand Search), основееіііе\" (Expand Search)
основеі\\" » основі\\" (Expand Search), основе\\" (Expand Search), основні\\" (Expand Search), основіеі\\" (Expand Search), основееі\\" (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 ((основеіені\\" OR основеіііе\\") OR основеі\\\")) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основеіені OR основеіііе ) OR основеі\ )) OR (\ ґрунтова основ\ )).