Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
khong cong » thong cong, khong cang, chong cong
hanh dong » anh dong, ha dong
hoc khong » hoa khong, hoc hong, khoi khong
tan doanh » van doanh, san doanh, ban doanh
dong hoc » dong co, dong luc
toan » tran

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 dong hoc khong cong ((tan doanh) or (toan doanh)) bao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - hanh dong hoc khong cong ((tan doanh) OR (toan doanh)) bao.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - hanh dong hoc khong cong ((tan doanh) or (toan doanh)) bao*.