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nguoi song » nguoi cong, nguoi vong, nguoi muong
song minh » tong minh, hoang minh, thong minh
song khoa » dong khoa, hong khoa, luong khoa
khoa minh » khoa hinh, khoa sinh, khoa tinh
doc sach » hoc sach, toc sach, nuoc sach
gian con » gian cuon, gian co, gian don
con song » can song, con hong, cuoc song
me nguoi » ma nguoi, le nguoi, ke nguoi
sach ca » sach cap, sach cua, sach xa
me gian » me giai, ma giang
su sach » so sach, vu sach
nha me » cha me, nha mo, nha xe
ca me » cha me, ba me, ca ve