Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
hanh dong » anh dong, ha dong
dung cong » dung trong
dong cua » dung cua, cong cua, huong cua
than cap » khan cap, thanh lap, thanh cac
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: doi chieu sach - hanh dong cua ((nhung cong) or (dung cong)) dan ((than cap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh dong cua ((nhung cong) OR (dung cong)) dan ((than cap) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh dong cua ((nhung cong) or (dung cong)) dan ((than cap) or (toan tap))*.