Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
hanh tang » hanh trang, anh tang, hanh mang
cua nong » cua cong, cuu nong, cua dong
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan ban » can ban, chat ban, chan nan
ha dong » hoat dong, van dong

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - hanh tang ((cua nong) or (ha dong)) cong dan chan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - hanh tang ((cua nong) OR (ha dong)) cong dan chan ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh tang ((cua nong) or (ha dong)) cong dan chan ban*.