Kien Thuc va su Hieu biet cua cac ban con yeu qua, tren doi nay khong co gi la khong the, co tien thi co quyen ca hai thu do + lai thi co tac ca vay the gioi nay la cua ho do ,dieu rat don gian va de Hieu qua phai khong?
Last edited by tvph40; 01-22-2017 at 07:02.
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