Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tran » thanh trang, thanh toan, thanh tra
tuan thong » toan thong, tran thong, tuan phong
thong cong » trong cong, tong cong, thong thong
dung thanh » duong thanh, dang thanh, dung thang
dong thanh » truong thanh
hoc thieu » toc thieu, hoc hien
tran tuan » tran xuan, tran quang, tran thanh

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 thong cong ((dung thanh) or (dong thanh)) bac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh tran tuan thong cong ((dung thanh) OR (dong thanh)) bac.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh tran tuan thong cong ((dung thanh) or (dong thanh)) bac*.