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nghien cac » nghiep cach, nghien cuu, nghiep cay
phan khong » phan hong, nhan khong, pham khong
khong duoc » khong thuoc, thuong duoc, hong duc
thanh nhan » thanh phan, thanh san, thanh toan
hoa thanh » hoan thanh, ha thanh, hoc thanh
sach hoi » sach doi, sach moi, cach thoi
cac cong » cua cong
cong hoc » dong hoc, cong hoa, cong coc
hoc phan » hoc dan, hoc pho
nhan van » nhan dan, nhan va, phan van
vu sach » vu bach, su sach, vu khach
hoi tap » hoi dap, hoc tap, hoi tai
duoc ma » duoc lam