Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
truong cao » truong dai
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
trung cap » trung tam
dong cong » duong cong, dung cong, dang cong
ho chieu » theo chieu, hoc thieu, doi chieu
toan ban » van ban

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