Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh trung » thanh trung, hanh trang, manh trung
cong bang » cuong bang, dong bang, hong bang
ho chieu » theo chieu, hoc thieu, doi chieu
trung ha » trung hoc, trung tam, trung cap
cong ban » cong san, cong tan, cong dan
than cap » khan cap, thanh lap, thanh cac
ha dung » hai dung, kha dung, nha dung

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 - hanh trung ha dung ((cong ban) OR (cong bang)) than cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - hanh trung ha dung ((cong ban) OR (cong bang)) than cap*".