Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
truong va » truong dai, truong cao, truong dao
thanh lap » thanh san, phan lap, thanh hai
trung va » trang va, trung ha, trung tam
cong dan » cong san, cong tan, huong dan
than cap » khan cap, thanh cac, than cua

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 - thanh ((trung va) or (truong va)) nhung cong dan ((than cap) OR (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh ((trung va) OR (truong va)) nhung cong dan ((than cap) OR (thanh lap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - thanh ((trung va) or (truong va)) nhung cong dan ((than cap) OR (thanh lap))".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh ((trung va) or (truong va)) nhung cong dan ((than cap) OR (thanh lap))*.