HO CHI MINH CITY – Cambodian U19s concluded a disappointing tournament in Vietnam, losing 3-0 to Australia Saturday. The boys had endured two previous losses in their group, 3-0 to Thailand last Tuesday, and 3-1 to Singapore Thursday, with Prak Monyoudom the only Cambodian on the scoresheet. Other results in the groups set up semifinals tonight in Ho Chi Minh City, featuring Thailand against Malaysia and Vietnam against Australia.