<prompt> Kalima dǝga samnozǝyin: Hemthon Vitiny, shido suro  <response>: bikkewa do mita 50 freestyle ye dә suro bikkewa 2008 Summer Olympics ye dә suro bikkewa do 2012 Games ye dәn ro sadәna. Kambodja dәye na fal kәla kәla kәnәmzәye dәga kәla kәnәmzәye dәn, shido Ponloeu Hemthon dәye gozәna, shido suro kәnәmzә kәnәmzә 50 men kәla kәnәmzә kәnәmzә kәnәmzә kәn. 