Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong ban » cong bang, cong san, cong tan
than cau » toan cau, phan cau, than cap
khan cap » khan ap, than cap, khoan cam

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