Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
nhan thong » nhan trong, nha thong, nhan khong
thong cua » thong quan, thong tu, huong cua
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong anh » cong danh, dong anh, hong anh
tuan ban » tuan bang, toan ban, luan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sach) or (chieu sang)) - nhan thong cua dung cong anh tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chieu sang)) - nhan thong cua dung cong anh tuan ban.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chieu sang)) - nhan thong cua dung cong anh tuan ban*.