Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
chau tinh » cuu tinh, ha tinh, cua tinh
hanh dung » thanh dung, anh dung, hanh dong
cua nhung » va nhung
dung cua » dung luan, dung cho
cong ban » cong bang, cong san, cong tan
than tap » han tap, phan tap, than cap
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: theo ((chieu sach) or (chau tinh)) - hanh dung cua nhung cong ban ((than tap) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chau tinh)) - hanh dung cua nhung cong ban ((than tap) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sach) or (chau tinh)) - hanh dung cua nhung cong ban ((than tap) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chau tinh)) - hanh dung cua nhung cong ban ((than tap) OR (toan tap))*.