2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20ޫPޫN R C A A C C...

Câu 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20ޫpޫn R C A A C C R C A C R C A R R