Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
than man » than ma, tran manh, than phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - canh tranh cua nhung cong dan ((than man) or (thanh san))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - canh tranh cua nhung cong dan ((than man) OR (thanh san)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - canh tranh cua nhung cong dan ((than man) or (thanh san))*.