Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
van luong » van duong, van cuong, nang luong
thong dan » thong van, tuong dan, thong den
ho chieu » theo chieu, hoc thieu, mot chieu
danh van » doanh van, dang van, dinh van
hong dan » huong dan, cong dan, nong dan
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 - minh danh van luong ((hong dan) or (thong dan)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - minh danh van luong ((hong dan) OR (thong dan)) than cau*.