Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
chua dong » ha dong, huy dong, hoa dong
cua dong » cua cong, cua dang, cua nong
cong anh » cong danh, dong anh, hong anh
tuan ban » tuan bang, toan ban, luan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((chieu xanh) OR (chieu sang)) - hanh chinh ((cua dong) or (chua dong)) cong anh tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((chieu xanh) OR (chieu sang)) - hanh chinh ((cua dong) OR (chua dong)) cong anh tuan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc ((chieu xanh) OR (chieu sang)) - hanh chinh ((cua dong) or (chua dong)) cong anh tuan ban".
• Adding a wildcard symbol may retrieve word variants: doc ((chieu xanh) OR (chieu sang)) - hanh chinh ((cua dong) or (chua dong)) cong anh tuan ban*.