Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh
chieu sang » chieu sach, hieu lang, nhieu tang
nhung cong » dung cong, thong cong, hang cong
hieu manh » hieu nganh, dieu hanh, hien hanh
cua nhung » va nhung
hang ban » hang luan, hang va, hang tai
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man
ban cua » ban quan

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

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