Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
chieu sach » chinh sach, chiet tach, chieu sang
van phuong » van phong, va phuong, van chuong
hanh dong » anh dong, ha dong
dong van » duong van, dang van, dong von
cong san » cong tac
tran cau » tran chau, toan cau, tra cau
ran cau » van cau, ban cau, can cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((dieu hanh) or (chieu sach)) - hanh dong van phuong cong san ((tran cau) or (ran cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((dieu hanh) OR (chieu sach)) - hanh dong van phuong cong san ((tran cau) OR (ran cau)).
• Adding a wildcard symbol may retrieve word variants: theo ((dieu hanh) or (chieu sach)) - hanh dong van phuong cong san ((tran cau) or (ran cau))*.