Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tran » thanh trang, thanh tra, thanh tuan
thanh toan » thanh hoa, thanh san, tinh toan
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

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) OR (thanh toan)) 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) OR (thanh toan)) tuan thong cong ((dung thanh) OR (dong thanh)) bac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((thanh tran) OR (thanh toan)) tuan thong cong ((dung thanh) or (dong thanh)) bac".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((thanh tran) OR (thanh toan)) tuan thong cong ((dung thanh) or (dong thanh)) bac*.