Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
tranh tuan » tran tuan, tranh luan, thanh tuan
dung khang » dung thang, quang khang, dung nhan
dung hong » duong hong, dung huong, dung khong
ho chieu » theo chieu, hoc thieu, doi chieu
tuan cu » tuan tu, quan cua, tuan thu

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 - canh tranh tuan ((dung hong) or (dung khang)) anh tuan cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - canh tranh tuan ((dung hong) OR (dung khang)) anh tuan cu*.