Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
doc chieu » doc hieu, doi chieu, toc thieu
trung cua » truong cua, trung tuan, trung cap
tranh cua » doanh cua, manh cua
dung cong » dung trong
cong tan » cong tac, cong san, cong thanh
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc chieu sach - hanh ((trung cua) or (tranh cua)) dung cong tan ((phan cau) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc chieu sach - hanh ((trung cua) OR (tranh cua)) dung cong tan ((phan cau) OR (phan cac)).
• Adding a wildcard symbol may retrieve word variants: doc chieu sach - hanh ((trung cua) or (tranh cua)) dung cong tan ((phan cau) or (phan cac))*.