Dãn cách tên bằng dấu phẩy(,).
co gắng thôi biết sao bh aabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
cũng đang muốn nghiên cứu, nhưng chưa hiểu lắm ???????????????????????????????????AAAAAAAAAAAAAAAAdfdffffđfAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
cũng đang muốn nghiên cứu, nhưng chưa hiểu lắm ???????????????????????????????????AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAdfdfdfdf
cũng đang muốn nghiên cứu, nhưng chưa hiểu lắm ???????????????????????????????????AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
hay quá, đang hóng các câu trả lời aaaaaaaaaaaaavvvvvvvvvvvvvvvvddddddddddddddddcccccccccccccccccccccccccccccccccssssssssssssssssssssssssss
hay quá, hóng các câu trả lời aaaaaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbbbbbbbbbbccccccccccccccccccccccccdddddddddddddddddddd