Perhaps you should try some spelling variations:
основіные\\" » основные\\" (Expand Search), основііные\\" (Expand Search), основеіные\\" (Expand Search)
основіеіные\\" » основіные\\" (Expand Search), основеные\\" (Expand Search), основніные\\" (Expand Search), основііеіные\\" (Expand Search), основеіеіные\\" (Expand Search)
основіеі\\" » основі\\" (Expand Search), основе\\" (Expand Search), основні\\" (Expand Search), основііеі\\" (Expand Search), основеіеі\\" (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 ((основіные\\\" OR основіеіные\\\") OR основіеі\\\")) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основіные\ OR основіеіные\ ) OR основіеі\ )) OR (\ ґрунтова основ\ )).