Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh
duong cong » dung cong, luong cong, duong trong
hieu manh » hieu nganh, dieu hanh, hien hanh
trung cua » truong cua, trung tuan, trung cap
cua duong » cua dong, cua huong, qua duong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
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) or (((hieu manh) or (chieu xanh)))) - thanh trung cua duong cong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (((hieu manh) OR (chieu xanh)))) - thanh trung cua duong cong tan toan ban.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (((hieu manh) or (chieu xanh)))) - thanh trung cua duong cong tan toan ban*.