Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
hoc chieu » hoc thieu, ho chieu, hoc hien
va phuong » va thuong, cac phuong
ban thanh » ban hanh, ban hang
trinh va » trinh van, trinh vat, trinh ve
dan than » dan chan, van than, dan toan
ban than » van thanh, ban hang, ban hanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - hanh trinh va phuong cong ((dan than) or (((ban than) or (ban thanh)))) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - hanh trinh va phuong cong ((dan than) OR (((ban than) OR (ban thanh)))) ban.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh trinh va phuong cong ((dan than) or (((ban than) or (ban thanh)))) ban*.