Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
phan dung » phan ung, phan dang, chan dung
luan dong » luan cong, quan dong, luan nong
dong cong » duong cong, dung cong, dang cong
cong nam » dong nam, uong nam, thong nam
nam toan » nam tan, tam toan, nam thanh
toan cau » toan cao, toan ban, toan tap

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) or (trieu tinh)) - phan dung luan dong cong nam toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (trieu tinh)) - phan dung luan dong cong nam toan cau.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (trieu tinh)) - phan dung luan dong cong nam toan cau*.