Perhaps you should try some spelling variations:
основеіе\\" » основі\\" (Expand Search), основе\\" (Expand Search), основні\\" (Expand Search), основіе\\" (Expand Search), основее\\" (Expand Search), основніе\\" (Expand Search), основіеіе\\" (Expand Search), основееіе\\" (Expand Search)
основеііііеіе\" » основііііеіе\" (Expand Search), основеіііеіе\" (Expand Search), основнііііеіе\" (Expand Search), основіеііііеіе\" (Expand Search), основееііііеіе\" (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 (основеіе\\\" OR (основеііііеіе\\" OR основеі\\"))) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова (основеіе\ OR (основеііііеіе OR основеі ))) OR (\ ґрунтова основ\ )).