Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhanh lang » nhanh quang, nhanh thang, nhan dang
luan phan » luan van
luan hoan » luan van
ho chieu » theo chieu, hoc thieu, mot chieu
tong tap » tuong tac, trong tan, cong tac
tap doan » tap quan
doan dau » doan dieu, phan dau, doan va

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 - nhanh lang ((luan phan) or (luan hoan)) tong tap doan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - nhanh lang ((luan phan) OR (luan hoan)) tong tap doan dau.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - nhanh lang ((luan phan) or (luan hoan)) tong tap doan dau*.