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, hieu manh
trung tuan » trung thanh, trung tam, tran tuan
tuan duong » tuyen duong, tuong duong, van duong
duong cong » dung cong, luong cong, duong trong
cong tac » cong ty
tran tap » toan tap, tran tuan, trang tai
tran tan » tran tuan, tran van, tran thanh

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sang) or (chieu xanh)) - thanh trung tuan duong cong tac ((tran tap) OR (tran tan))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (chieu xanh)) - thanh trung tuan duong cong tac ((tran tap) OR (tran tan)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sang) or (chieu xanh)) - thanh trung tuan duong cong tac ((tran tap) OR (tran tan))".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) or (chieu xanh)) - thanh trung tuan duong cong tac ((tran tap) OR (tran tan))*.