Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh tang » thanh thang, thanh trang, thanh tung
tang luan » dung luan
luan phan » luan van, luan hoan
phan cong » thanh cong
van thang » van thanh, van khang, van hang
cong van » cong vang, cong san, song van
thang va » hang va, trang va, thong va

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sach) or (chieu tinh)) - thanh tang luan phan cong van thang va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chieu tinh)) - thanh tang luan phan cong van thang va.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chieu tinh)) - thanh tang luan phan cong van thang va*.