S%EF%BF%BD%EF%BF%BD%EF%BF%BDn%20ph%EF%BF%BD%EF%BF%BD%EF%BF%BDm%20t%EF%BF%BD%EF%BF%BD%EF%BF%BD%20%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BDng%20v%EF%BF%BD%EF%BF%BD%EF%BF%BDt tại Đống Đa