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nguoi doanh » nguoi dan, nguoi thanh, nguoi lanh
khoa thong » hoa thong, thoai thong, pho thong
tren nguoi » ten nguoi, truyen nguoi, trien nguon
doanh khoa » toan khoa
than thong » than thuong, toan thong, tran thong
cach tren » sach tren, cach thien, cach bien
khoa than » khoa luan, hoa thai, hoa tan
sach tri » sach tai, sach tren, sach truc
bia khoa » da khoa
te sach » toc sach
tri hoc » triet hoc, tri thuc, thai hoc
hoc anh » hoc nganh, hoc nhanh, ngoc anh
anh bia » anh giao
tu cach » tu cac