Perhaps you should try some spelling variations:
chieu trach » chiu trach, chien tranh, chiet tach
theo chieu » theo tieu, ho chieu, theo chu
lanh tranh » canh tranh, lan tranh, hanh trinh
danh toan » manh toan, anh toan, dan toan
anh dang » anh dong, anh dung, anh bang
van cong » van phong, phan cong, van duong
toan cau » toan cao, toan ban, toan tap

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 chieu trach - ((lanh tranh) OR (anh dang)) cua ((van cong) OR (van dong)) danh toan cau~.
• Adding a wildcard symbol may retrieve word variants: theo chieu trach - ((lanh tranh) or (anh dang)) cua ((van cong) or (van dong)) danh toan cau*.