Perhaps you should try some spelling variations:
thanh trung » thanh tung
doi chieu » doc hieu, doi chi, mot chieu
trung cua » truong cua, trung tuan, trung cap
ho chieu » theo chieu, hoc thieu, mot chieu
ban cong » bang cong, van cong, phan cong
cong van » cong vang, cong san, song van
tuan thu » toan thuc, van thu
tuan cu » tuan tu, quan cua, than cua

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