Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
trung cap » truong cao, trung tam
cap tong » cap nong, cap hoang, gap trong
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
than ban » thanh ban, toan ban, nhuan ban
than man » than ma, thanh san, tran manh

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 sang - thanh trung cap tong ((cong dan) or (cong tan)) ((than ban) OR (than man))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - thanh trung cap tong ((cong dan) OR (cong tan)) ((than ban) OR (than man)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sang - thanh trung cap tong ((cong dan) or (cong tan)) ((than ban) OR (than man))".
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh trung cap tong ((cong dan) or (cong tan)) ((than ban) OR (than man))*.