Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, nhieu tang
trung tuan » trung thanh, trung tam, tran tuan
tuan khong » toan khong, tuan phong, thuan phong
khong cong » thong cong, khong cang, chong cong
hieu lang » hieu quang, nhieu tang, hieu van
cong vang » cong lang, cong quang, cong ngang
thanh cau » thanh chau, nhanh cau, thanh ca
thanh mau » hanh mau, thanh san, thanh hai

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

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