Perhaps you should try some spelling variations:
основее\" » основе\" (Expand Search), основные\" (Expand Search), основіее\" (Expand Search), основеее\" (Expand Search)
основееі\" » основеі\" (Expand Search), основныеі\" (Expand Search), основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіееі\" (Expand Search), основеееі\" (Expand Search)
основені\" » основні\" (Expand Search), основі\" (Expand Search), основе\" (Expand Search), основіені\" (Expand Search), основеені\" (Expand Search)
основііе\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіііе\" (Expand Search), основеііе\" (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 (основееі\\" OR основені\\")) OR основііе\\")) OR (\\"ґрунтова основ\\"))~\"".
• Removing quotes may allow a broader search: (( ґрунтова ((основее OR (основееі OR основені )) OR основііе )) OR ( ґрунтова основ ))~.