Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hanh sach » chinh sach, mang sach, ban sach
trinh cua » tinh cua, trinh luat, trinh quan
hang cong » dang cong, bang cong, thanh cong
hang nong » thang long, han tong
thi hanh » thi thanh
dan toan » van toan, manh toan, xuan toan
dan than » dan chan, ban than, van than

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: thi hanh sach - hanh trinh cua ((hang cong) OR (hang nong)) ((dan toan) OR (dan than)) cau~.
• Adding a wildcard symbol may retrieve word variants: thi hanh sach - hanh trinh cua ((hang cong) or (hang nong)) ((dan toan) or (dan than)) cau*.