Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trong thai » trong thi, trong thuat, trong nha
trong thoi » trong thi, trong tho, trong trot
dung thang » hung thang, cung thang, dung thuong
doi chieu » doc hieu, doi chi, mot chieu
binh cong » binh cuong, minh cong, dinh cong
sinh cong » minh cong, trinh cong, chinh cong
thang ban » hang ban, tang ban, thanh ban

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 ((trong thai) or (trong thoi)) ((binh cong) or (sinh cong)) dung thang ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh ((trong thai) OR (trong thoi)) ((binh cong) OR (sinh cong)) dung thang ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh ((trong thai) or (trong thoi)) ((binh cong) or (sinh cong)) dung thang ban*.