sentences:  Generals Trưởng and Thi anticipated a mass civilian exodus from Quảng Trị as soon as the people saw that the Marines were leaving, and he directed his staff to prepare plans to assist the refugees.The 258th Marine Brigade pulled out of Quang Tri to relieve the Airborne brigade in southern Thua Thien on 17 March.The Marine Division command post was set up at Marble Mountain Air Facility southeast of Da Nang on 18 March while the 2nd Airborne Brigade moved to the Da Nang docks for shipment to Saigon.