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)
основеі\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіеі\" (Expand Search), основееі\" (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 (основеіе\\\" OR (основеі\\" OR основіеі\\"))) OR (\\\"ґрунтова основ\\\"))~\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова (основеіе\ OR (основеі OR основіеі ))) OR (\ ґрунтова основ\ ))~.