Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
hang hang » nang hang, cang thang, hung thang
cong dan » cong san, cong tan, huong dan
than cao » toan cao, thai cao, than sao
than cap » khan cap, thanh lap, thanh cac
va bang » va nang, va lang, va hang
va ban » van ban, va bai, va bao

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu xanh - hang hang ((va bang) OR (va ban)) cong dan ((than cao) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hang hang ((va bang) OR (va ban)) cong dan ((than cao) OR (than cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - hang hang ((va bang) OR (va ban)) cong dan ((than cao) or (than cap))".
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hang hang ((va bang) OR (va ban)) cong dan ((than cao) or (than cap))*.