Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
trung van » truong van, trong van, trung va
dung cong » dung trong
van dung » van dong, xay dung, tin dung
cong tac » cong ty
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - thanh trung van dung cong tac ((toan cau) OR (toan cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - thanh trung van dung cong tac ((toan cau) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh trung van dung cong tac ((toan cau) OR (toan cao))*.