Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tran » thanh trang, thanh toan, thanh tra
hoc thieu » toc thieu, hoc hien
tran tuan » tran xuan, tran quang, tran thanh
hang cong » hang nong, bang cong, thanh cong
dang cong » dung cong
tang van » dang van, hoang van, trong 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 tran tuan ((hang cong) OR (dang cong)) tang van ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - thanh tran tuan ((hang cong) OR (dang cong)) tang van ban*".