Ph\u1ea7n N\u0103m – Ch\u01b0\u01a1ng 4 – B\u00e0i 19: T\u1ea1o gi\u1ed1ng b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p g\u00e2y \u0111\u1ed9t bi\u1ebfn v\u00e0 c\u00f4ng ngh\u1ec7 t\u1ebf b\u00e0o<\/a><\/blockquote><\/iframe>