Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
trung tuan » trung thanh, trung tam, tran tuan
hang cong » hang nong, bang cong, thanh cong
dang cong » dung cong
chu xanh » chu manh, chua xang, chuc danh
ban chau » ban chat, ban cau, ban chan

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chieu xanh)) - thanh trung tuan ((hang cong) OR (dang cong)) van ban chau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) or (chieu xanh)) - thanh trung tuan ((hang cong) OR (dang cong)) van ban chau~".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (chieu xanh)) - thanh trung tuan ((hang cong) OR (dang cong)) van ban chau*.