Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
tranh chap » tranh cua, trinh chat
cuong bang » muong bang, tuong bang, phuong bang
hoc thieu » toc thieu, hoc hien
chap xang » phap nang, phap tang, chua xang
cong bang » dong bang, hong bang, cong lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sach - canh tranh chap xang ((cong bang) or (cuong bang)) hang va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - canh tranh chap xang ((cong bang) OR (cuong bang)) hang va.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - canh tranh chap xang ((cong bang) or (cuong bang)) hang va*.