Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh hung » thanh huong, thanh tung, thanh trung
hoc thieu » toc thieu, hoc hien
tranh ban » trinh ban, tranh hang, tranh luan
hung cua » huong cua, chung cua, khung cua
cua dong » chua dong, cua cong, cua dang
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
tran van » luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - thanh hung cua dong ((cong tan) or (cong san)) ((tranh ban) or (tran van))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh hung cua dong ((cong tan) OR (cong san)) ((tranh ban) OR (tran van)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh hung cua dong ((cong tan) or (cong san)) ((tranh ban) or (tran van))*.