Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
minh trang » tinh trang, minh hoang, minh tuan
nhung cong » dung cong, thong cong, hang cong
hoc chieu » hoc thieu, ho chieu, hoc hien
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
tan van » tran van, tang van, luan van

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 sang - ((minh trang) or (canh tranh)) cua nhung cong tan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sang - ((minh trang) OR (canh tranh)) cua nhung cong tan van ban.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sang - ((minh trang) or (canh tranh)) cua nhung cong tan van ban*.