Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
tan thanh » tran thanh, tang thanh, toan thanh
ho chieu » theo chieu, hoc thieu, doi chieu
tung dap » tung dan, trung dai, tuong dan
ung cong » dung cong, luong cong, duong cong
tan than » tan tran, ban than, tam than

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 tung dap ung cong ((tan than) OR (tan thanh)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh tung dap ung cong ((tan than) OR (tan thanh)) cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh tung dap ung cong ((tan than) OR (tan thanh)) cau*.