Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
trung van » truong van, trong van, trung va
dung cong » dung trong
van dung » van dong, xay dung, tin dung
cong san » cong tac
phan dau » phan tu, hang dau
toan tap » toan ban

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 sach - thanh trung van dung cong san ((phan dau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - thanh trung van dung cong san ((phan dau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - thanh trung van dung cong san ((phan dau) or (toan tap))*.