Perhaps you should try some spelling variations:
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
dang cong » dung cong
thanh ban » thanh san, thanh van, thanh bac
cua dang » cua cong, cua ban
cong dan » cong san, cong tan, huong dan
than ban » toan ban, than man, nhuan ban

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

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