Perhaps you should try some spelling variations:
основіеі\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основііеі\" (Expand Search), основеіеі\" (Expand Search)
основіеііа\\" » основііа\\" (Expand Search), основеіа\\" (Expand Search), основнііа\\" (Expand Search), основііеііа\\" (Expand Search), основеіеііа\\" (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 (основіеі\\" OR (основііа\\\" OR основіеііа\\\"))) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова (основіеі OR (основііа\ OR основіеііа\ ))) OR (\ ґрунтова основ\ )).