Perhaps you should try some spelling variations:
thanh trung » thanh tung
doi chieu » doc hieu, doi chi, mot chieu
thanh ban » thanh san, thanh van, thanh bac
ho chieu » theo chieu, hoc thieu, mot chieu
trung he » trung ha, trong he, trung hieu
he trong » he thong, he trung, le trong
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 (ho chieu)) xanh - thanh trung he trong cong dan ((than ban) or (thanh ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (ho chieu)) xanh - thanh trung he trong cong dan ((than ban) OR (thanh ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (ho chieu)) xanh - thanh trung he trong cong dan ((than ban) or (thanh ban))".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (ho chieu)) xanh - thanh trung he trong cong dan ((than ban) or (thanh ban))*.