Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh dang » hanh dong, anh dang, hanh dung
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
than cao » toan cao, thai cao, than sao
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - hanh dang su dung cong dan ((than cao) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh dang su dung cong dan ((than cao) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh dang su dung cong dan ((than cao) or (than cap))*.