Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, nhung don
truong va » truong dai, truong cao, truong dao
hang cong » dang cong, hang nong, bang cong
lang than » lang thang, lang thanh, sang than
ho chieu » theo chieu, hoc thieu, doi chieu
than cap » khan cap, thanh lap, thanh cac

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

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