Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
dang thanh » dong thanh, dang hanh, hoang thanh
hoc thieu » toc thieu, hoc hien
thanh can » thanh san, thanh van, thanh tan
can bang » cao bang, can ban, van ban
cong dan » cong san, cong tan, cong dong
than cau » toan cau, phan cau, than cap

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 - dang thanh can bang ((cong dan) or (huong dan)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - dang thanh can bang ((cong dan) OR (huong dan)) than cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - dang thanh can bang ((cong dan) or (huong dan)) than cau*.