Perhaps you should try some spelling variations:
основее\" » основе\" (Expand Search), основные\" (Expand Search), основіее\" (Expand Search), основеее\" (Expand Search)
основееіе\" » основеіе\" (Expand Search), основныеіе\" (Expand Search), основіе\" (Expand Search), основее\" (Expand Search), основніе\" (Expand Search), основіееіе\" (Expand Search), основеееіе\" (Expand Search)
основееі\" » основеі\" (Expand Search), основныеі\" (Expand Search), основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіееі\" (Expand Search), основеееі\" (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 ((основее\\" OR основееіе\\") OR основееі\\")) OR (\\\"ґрунтова основ\\\"))~\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основее OR основееіе ) OR основееі )) OR (\ ґрунтова основ\ ))~.