Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
truong cua » truong ca, truong quan, truong cao
trung tuan » trung thanh, trung tam, tran tuan
trung cua » trung cap, dung cua, thong cua
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
tan chan » dan chan, ban chan, can chan
chan cau » phan cau, can cau, chinh cau

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 cua) OR (truong cua))) or (trung tuan)) trong cong tan chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh ((((trung cua) OR (truong cua))) OR (trung tuan)) trong cong tan chan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh ((((trung cua) OR (truong cua))) or (trung tuan)) trong cong tan chan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh ((((trung cua) OR (truong cua))) or (trung tuan)) trong cong tan chan cau*.