Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
cong thong » cong thuong, cong trong, dong thong
thong dan » thong van, tuong dan, thong den
mang cua » manh cua, dung cua, ban cua
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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) or (chiet tach)) - cach mang cua cong thong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chiet tach)) - cach mang cua cong thong dan than cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chiet tach)) - cach mang cua cong thong dan than cau*.