Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cua nhung » va nhung
tinh cua » trinh cua, sinh cua, tinh chat
cong tac » cong ty
quan cau » quang cao, toan cau, quan ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - hanh tinh cua nhung ((huong dan) or (cong tac)) quan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - hanh tinh cua nhung ((huong dan) OR (cong tac)) quan cau.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - hanh tinh cua nhung ((huong dan) or (cong tac)) quan cau*.