Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
trung cao » truong cao, trung cap, trung co
ho chieu » theo chieu, hoc thieu, doi chieu
cao tang » cao dang
nong san » dong san, nong dan, trong san
cong san » cong tac
than cap » khan cap, thanh lap, thanh cac
toan cao » toan ban, toan tap

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