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