Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
nhung cong » thong cong, hang cong, nhung don
thanh than » thanh thanh, thanh thang, thanh toan
tung tuan » trung tuan, hung tuan, quang tuan
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
than cau » toan cau, phan cau, than cap

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