Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hieu manh » chieu xanh, hieu nganh, dieu hanh
huong cua » dung cua
tong dan » tuong dan, thong dan, trong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
cua han » cua hang, cua nhan, cua phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu manh) or (chieu sach)) - anh huong cua han tong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (chieu sach)) - anh huong cua han tong dan than cau*.