Hi Anh Vinh, Nguye^~n Khoa Ddie^`m la` con Nguye^~n Khoa Va(n ( Ha?i Trie^`u). Ho. Nguye^~n Khoa la` dda.i to^.c o+? Hue^': Quo^'c gia Co^.ng sa?n dde^`u co' co+~ lo+'n ca?. Cheers Aiviet