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tren nguoi » ten nguoi, truyen nguoi, trien nguon
nguoi sach » nguoi san, nuoc sach
sach khong » sach thuong, sach song, bach khang
phan thong » phan thuong, phan hong, phan tong
toan tren » toan tien, toan tran, tran tren
cach tham » sach tham, cach thuc, cach pha
tham thuc » nham thuc, pham thuc, tam thuc
hanh khoa » hang khoa, anh khoa, hanh hoa
khoa phan » hoa phan, khoa than, khoa phau
khong he » khong khi, hong ha, khong _
tu cach » tu cac