Perhaps you should try some spelling variations:
основеіные\\" » основные\\" (Expand Search), основіные\\" (Expand Search), основеные\\" (Expand Search), основніные\\" (Expand Search), основіеіные\\" (Expand Search), основееіные\\" (Expand Search)
основніные\\" » основные\\" (Expand Search), основініные\\" (Expand Search), основеніные\\" (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 ((основеіные\\\" OR основніные\\\") OR основеі\\\")) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основеіные\ OR основніные\ ) OR основеі\ )) OR (\ ґрунтова основ\ )).