Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
cua nhung » va nhung
tung cua » trung cua, tuong cua, dung cua
van tuan » van quan, van ban

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 - thanh tung cua nhung cong ((van tuan) or (anh tuan)) tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh tung cua nhung cong ((van tuan) OR (anh tuan)) tai.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh tung cua nhung cong ((van tuan) or (anh tuan)) tai*.