Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trung tuan » trung thanh, trung tam, tran tuan
trung cua » truong cua, trung cap, dung cua
cong cong » cong dong, trong cong, dung cong
tan khang » van khang, tao khang, tinh khang
khang cac » hang cac, khoang cach, khang chan
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh

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 (trung tuan)) cong cong tan khang cac~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh ((trung cua) OR (trung tuan)) cong cong tan khang cac".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh ((trung cua) OR (trung tuan)) cong cong tan khang cac*.