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nganh chung » nhanh chuong, nganh cong, nhanh chong
thuoc cong » truoc cong, thuoc trong, thu cong
hoc nganh » hoc nhanh
thuc cong » thu cong, chuc cong, thuc con
chung hoc » trung hoc, dung hoc, hung hoa
cach thoi » cac thoi, cach thuc, cach noi
van nhan » van phan, van thanh, danh nhan
nhan van » nhan dan, nhan va, phan van
thoi tap » toi tap, hoc tap, thoi dai
hoi van » hoi va, hoi dan, hai van
tu cach » tu cac
hoc xa » hoc ma