Question: ខ្សែភាពយន្តដំបូងចេញនៅពេលណា
Answer: 1990-11-18; 11 18 1990; 1990-11-18; 18/11/1990; 1990 11 18; 11-18-1990; 18-11-1990; 18 ខែវិច្ឆិកា 1990; 11/18/1990; 18 11 1990; 1990 ខែវិច្ឆិកា 18; 1990 november, 18