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thuc thanh » thuoc thanh, thuc hanh, phuc thanh
thanh khoa » thanh hoa, thanh pho, hang khoa
khau thong » khau thuong, khap thong, khau tong
khoa khau » khoa kham, khoa phau, khoa chau
hoc thong » hoc thuong, hoc trong, hoc hong
thu hanh » thuc hanh, thu thanh, thuy hanh
hanh dao » lanh dao, thanh dat, thanh dam
dao thuc » dan thuc, dao tuc, do thuc
sach tai » sach bai, sach tham, sach dao
tai thuc » thai thuc, tri thuc, dai thuc
thuc anh » thuc hanh, thuy anh, thu anh
anh khoa » doanh khoa, hang khoa
khoa hoc » hoa hoc
tu sach » thu sach, su sach, te sach