Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
canh thanh » canh tranh, danh thanh, anh thanh
trong hoan » trong hoat, trong doanh, thong hoang
doi chieu » doc hieu, doi chi, ho chieu
thanh qui » thanh quan, thanh hai, thanh loi
qui dung » qua dung, bui duong, quoc dung
phan cau » phan dau, phan cac, phan lap

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 - canh thanh qui dung trong hoan ((phan cau) OR (phan tu))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - canh thanh qui dung trong hoan ((phan cau) OR (phan tu))".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - canh thanh qui dung trong hoan ((phan cau) OR (phan tu))*.