Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trang » thanh trung, canh tranh, hanh trinh
thai hang » thai hoang, thi hang, thai bang
ho chieu » theo chieu, hoc thieu, doi chieu
ba trung » tai trung, nam trung, do trung
cong tac » cong ty
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - hanh trang ((thai hang) or (ba trung)) cong tac ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh trang ((thai hang) OR (ba trung)) cong tac ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh trang ((thai hang) or (ba trung)) cong tac ((toan cau) or (toan tap))*.