Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung thanh » truong thanh
chieu sang » chieu sach, chieu xanh, hieu lang
thanh dong » thanh duong, thanh cong, hanh dong
cong thanh » dong thanh, cong tan, truong thanh
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 thanh dong ((cong thanh) or (cong trinh)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh trung thanh dong ((cong thanh) OR (cong trinh)) toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh trung thanh dong ((cong thanh) or (cong trinh)) toan ban*.