Perhaps you should try some spelling variations:
основеіеа\\" » основіа\\" (Expand Search), основеа\\" (Expand Search), основніа\\" (Expand Search), основіеіеа\\" (Expand Search), основееіеа\\" (Expand Search)
основеіе\\" » основі\\" (Expand Search), основе\\" (Expand Search), основні\\" (Expand Search), основіеіе\\" (Expand Search), основееіе\\" (Expand Search)
основеіеіііеа\" » основііііеа\" (Expand Search), основеіііеа\" (Expand Search), основнііііеа\" (Expand Search), основіеіеіііеа\" (Expand Search), основееіеіііеа\" (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 ((основеіеа\\\" OR основеіе\\\") OR основеіеіііеа\\")) OR (\\\"ґрунтова основ\\\"))*\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основеіеа\ OR основеіе\ ) OR основеіеіііеа )) OR (\ ґрунтова основ\ ))*.