Perhaps you should try some spelling variations:
основеі\\" » основі\\" (Expand Search), основе\\" (Expand Search), основні\\" (Expand Search), основіеі\\" (Expand Search), основееі\\" (Expand Search)
основеіеііа\\" » основіеііа\\" (Expand Search), основееііа\\" (Expand Search), основніеііа\\" (Expand Search), основіеіеііа\\" (Expand Search), основееіеііа\\" (Expand Search)
основііа\\" » основі\\" (Expand Search), основні\\" (Expand Search), основіііа\\" (Expand Search), основеііа\\" (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 (основеі\\\" OR (основііа\\\" OR основеіеііа\\\"))) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова (основеі\ OR (основііа\ OR основеіеііа\ ))) OR (\ ґрунтова основ\ )).