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thanh trong » thanh trung, tranh trong, hanh trong
duong cong » dung cong, luong cong, duong trong
cac duong » cau duong, cac tuong, cac dong
hien anh » hien hanh, thien anh, dien anh
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cau » toan cao, toan ban, toan tap