Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trung » thanh trung, hanh trang, manh trung
hoc chieu » hoc thieu, ho chieu, hoc hien
cong dan » cong san, cong tan, huong dan
chan ban » can ban, chan nan, chan doan
chat ban » nhat ban, chat ran, cua ban

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 - hanh trung ((cua nhung) or (va nhung)) cong dan ((chan ban) OR (chat ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hanh trung ((cua nhung) OR (va nhung)) cong dan ((chan ban) OR (chat ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - hanh trung ((cua nhung) or (va nhung)) cong dan ((chan ban) OR (chat ban))".
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hanh trung ((cua nhung) or (va nhung)) cong dan ((chan ban) OR (chat ban))*.