Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tuan » thanh toan, thanh xuan, thanh thanh
hoc chieu » hoc thieu, ho chieu, hoc hien
than tuan » tran tuan, thanh xuan, thanh quan
dang hung » dang quang, manh hung, dang cong
hung dan » huong dan, dung dan, tung dan
dan chan » dan gian, dan ca, van chat
chan cau » phan cau, can cau, chinh cau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - thanh ((thanh tuan) or (than tuan)) dang hung dan chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - thanh ((thanh tuan) OR (than tuan)) dang hung dan chan cau*.