Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
chieu xanh » chieu sach, chieu sang, chieu tinh
thuong can » thuong han, thuong lan, thuong con
hoc chieu » hoc thieu, ho chieu, hoc hien
tranh ban » trinh ban, tranh hang, tranh luan
ban cong » bang cong, van cong, phan cong
cong tan » cong tac, cong san, cong thanh
tran ban » tran van, toan ban, tran bai
can ban » van ban, toan ban

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - thanh thuong can ban cong tan ((tran ban) OR (tranh ban))~.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - thanh thuong can ban cong tan ((tran ban) or (tranh ban))*.