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thanh toan » thanh hoa, thanh san, tinh toan
thuc thanh » thuoc thanh, thuc hanh, phuc thanh
phan thong » phan thuong, phan hong, phan tong
dao trong » tao trong, dat trong, cay trong
pho thong » he thong
toan phan » thanh phan, toan ban, hoa phan
thu sach » tu sach, thuat sach, thuoc sach
sach dao » lanh dao
cac khoa » cac khoan, cac khoi, dac khoa
khoa pho » khoa phu, khoa khoa, khoa phau
sach tai » sach bai, sach tham, sach xa
tai thuc » thai thuc, tri thuc, dai thuc
te sach » toc sach