Perhaps you should try some spelling variations:
основеі\\" » основі\\" (Expand Search), основе\\" (Expand Search), основні\\" (Expand Search), основіеі\\" (Expand Search), основееі\\" (Expand Search)
основеіеіеі\" » основіеіеі\" (Expand Search), основееіеі\" (Expand Search), основніеіеі\" (Expand Search), основіеіеіеі\" (Expand Search), основееіеіеі\" (Expand Search)
основніеі\" » основні\" (Expand Search), основные\" (Expand Search), основініеі\" (Expand Search), основеніеі\" (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 основеіеіеі\\") OR основніеі\\")) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основеі\ OR основеіеіеі ) OR основніеі )) OR (\ ґрунтова основ\ )).