Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, nhieu tang
nhung cong » dung cong, thong cong, hang cong
hieu lang » hieu quang, nhieu tang, hieu van
lanh manh » lanh tranh, lan anh, van manh
cua nhung » va nhung
manh cua » doanh cua, ban cua
cong dan » cong san, cong tan, huong dan
dan hanh » dang hanh, dan khanh, dan thanh
hanh cac » hang cac, hanh cat, nhanh cay

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu xanh) or (((hieu lang) OR (chieu sang)))) - lanh manh cua nhung cong dan hanh cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (((hieu lang) OR (chieu sang)))) - lanh manh cua nhung cong dan hanh cac*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) or (((hieu lang) OR (chieu sang)))) - lanh manh cua nhung cong dan hanh cac*".