Perhaps you should try some spelling variations:
основіе\\" » основі\\" (Expand Search), основе\\" (Expand Search), основные\\" (Expand Search), основііе\\" (Expand Search), основеіе\\" (Expand Search)
основіеіные\\" » основііные\\" (Expand Search), основеіные\\" (Expand Search), основныеіные\\" (Expand Search), основііеіные\\" (Expand Search), основеіеіные\\" (Expand Search)
основііные\\" » основные\\" (Expand Search), основіііные\\" (Expand Search), основеііные\\" (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 (основіеіные\\\" OR основііные\\\"))) OR (\\\"ґрунтова основ\\\"))~\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова (основіе\ OR (основіеіные\ OR основііные\ ))) OR (\ ґрунтова основ\ ))~.