Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sang » chieu sach, chieu xanh, hieu lang
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
manh cua » doanh cua, ban cua
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
khan cap » khan ap, khoan cam, phan cac
than cap » thanh lap, thanh cac, than cua

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 sang - canh manh cua nhung ((cong dan) OR (cong san)) ((khan cap) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sang - canh manh cua nhung ((cong dan) OR (cong san)) ((khan cap) OR (than cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sang - canh manh cua nhung ((cong dan) OR (cong san)) ((khan cap) or (than cap))".
• Adding a wildcard symbol may retrieve word variants: theo chieu sang - canh manh cua nhung ((cong dan) OR (cong san)) ((khan cap) or (than cap))*.