Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trung tuan » trung thanh, trung tam, tran tuan
truong cao » truong dai
thong cong » tong cong, thong thong, phong chong
ho chieu » theo chieu, hoc thieu, doi chieu
tan khan » tan khang, tan nhan, toan khoan
khan cap » khan ap, than cap, khoan cam

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