Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
trung gian » truong giang, truong giao, trong giang
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
than cap » khan cap, thanh lap, thanh cac
cao cap » cao chat

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 - thanh trung gian trong cong san ((cao cap) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh trung gian trong cong san ((cao cap) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh trung gian trong cong san ((cao cap) or (than cap))*.