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thoai trong » thoai thong, ngoai trong, tai trong
khoa thoai » hoa thai, hoi thoai, khoa than
khoan phai » khong phai, khoa phau, khoan hoi
phai thong » phap thong, phai tuong, phan thong
hanh khoa » hang khoa, anh khoa, hanh hoa
sach tai » sach bai, sach tham, sach dao
tai thuc » thai thuc, tri thuc, dai thuc
cach noi » cach thoi, hanh noi, anh noi
noi thuc » choi thuc, nghi thuc, cuoi thuc
thuc cac » thuc cach, tuc cac, phuc cac
su sach » so sach, vu sach
tu cach » tu cac