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
tuan dung » tuan duong, tran dung, tan dung
ho chieu » theo chieu, hoc thieu, doi chieu
cong ban » cong bang, cong tan, cong dan
cong san » cong tac
toan ban » van ban

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - thanh trung tuan dung ((cong ban) OR (cong san)) toan ban~".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung tuan dung ((cong ban) OR (cong san)) toan ban*.