Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
dong thanh » truong thanh
thanh phan » thanh pho, thanh san, thanh toan
doi chieu » doc hieu, doi chi, mot chieu
tran xuan » tran quang, tran van
dung dong » dung cong, vung dong, dung trong
van quan » van ban
phan tai » pham tai, nhan tai, phan thi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - thanh ((tran xuan) or (van quan)) dung dong thanh phan tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh ((tran xuan) OR (van quan)) dung dong thanh phan tai.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh ((tran xuan) or (van quan)) dung dong thanh phan tai*.