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khoa thong » hoa thong, thoai thong, pho thong
phan thong » phan thuong, phan hong, phan tong
truc hanh » thuc hanh, tuc hanh, thuc thanh
phuc khoa » phu khoa, thuc khoa, phuc hoa
phuc hang » phuc thanh, phuc khanh, phuc khong
hang khoa » dung khoa
khoa phan » hoa phan, khoa than, khoa phau
sach tai » sach bai, sach tham, sach dao
tai truc » dai truc, thi truc, tai trung
sach van » sach han, sach va, bach van
van phuc » van phuoc, van phu, van thuc
tu sach » thu sach, su sach, te sach