Perhaps you should try some spelling variations:
основіе\\" » основі\\" (Expand Search), основе\\" (Expand Search), основные\\" (Expand Search), основііе\\" (Expand Search), основеіе\\" (Expand Search)
основіеа\" » основіа\" (Expand Search), основеа\" (Expand Search), основныеа\" (Expand Search), основі\" (Expand Search), основе\" (Expand Search), основііеа\" (Expand Search), основеіеа\" (Expand Search)
основіеіееа\" » основііееа\" (Expand Search), основеіееа\" (Expand Search), основныеіееа\" (Expand Search), основііеіееа\" (Expand Search), основеіеіееа\" (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 (основіеа\\" OR основіеіееа\\"))) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова (основіе\ OR (основіеа OR основіеіееа ))) OR (\ ґрунтова основ\ )).