<prompt> Bhala okuqhubekayo kwalesi sigaba - Ngo-1977, ngemva kweminyaka emibili iSaigon iwa  <response>: , uThien nezinye iziboshwa zezombangazwe bakhululwa ukuze kwenziwe indawo yezikhulu zeRiphabhuliki yaseVietnam. UThien wasebenzisa ithuba lokukhululwa kwakhe ukuze abhale phansi izinkondlo ayezinikele kuze kube manje kuphela enkumbulweni. 