[id]1;https://www.youtube.com/watch?v=cjmFnkhRwrQ|2;https://www.youtube.com/watch?v=xyia8r_lcR0|3;https://www.youtube.com/watch?v=e2zP0tOfAc0|4hết;https://www.youtube.com/watch?v=cjmFnkhRwrQ[/id]