Perhaps you should try some spelling variations:
thiet tach » chiet tach, thien hach, thuat tach
hanh trinh » canh tranh, hanh chinh
hoc thiet » hoc thieu, hoc thuyet, hoc hien
hang nong » thang long, han tong
dung cong » dung trong
danh toan » manh toan, dan toan, dang toan
trinh va » trinh van, trinh vat, trinh ve
anh toan » manh toan, anh tuan, thanh toan

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: hoc thiet tach - hanh trinh va ((hang nong) OR (dung cong)) ((danh toan) OR (anh toan)) cau~.
• Adding a wildcard symbol may retrieve word variants: hoc thiet tach - hanh trinh va ((hang nong) or (dung cong)) ((danh toan) or (anh toan)) cau*.