Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trung tuan » trung thanh, trung tam, truong thanh
doi chieu » doc hieu, doi chi, ho chieu
tran tuan » tran xuan, tran quang, tran thanh
dan chan » dan gian, dan ca, van chat
chan cac » phan cac, chon cac, nhan cach

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