Perhaps you should try some spelling variations:
основіные\\" » основные\\" (Expand Search), основііные\\" (Expand Search), основеіные\\" (Expand Search)
основіеііеные\\" » основііеные\\" (Expand Search), основеіеные\\" (Expand Search), основнііеные\\" (Expand Search), основііеііеные\\" (Expand Search), основеіеііеные\\" (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 основіеііеные\\\") OR основіеі\\\")) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основіные\ OR основіеііеные\ ) OR основіеі\ )) OR (\ ґрунтова основ\ )).