Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
thanh tran » thanh trang, thanh toan, thanh tra
hoc thieu » toc thieu, hoc hien
tran tuan » tran xuan, tran quang, tran thanh
tuan dung » tuan duong, tran dung, tan dung
cong bai » cuong bai, cung bai, cong ba
cong hai » cong thai, cong ha, hoang hai
toan ban » van ban

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 - thanh tran tuan dung ((cong bai) or (cong hai)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - thanh tran tuan dung ((cong bai) OR (cong hai)) toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - thanh tran tuan dung ((cong bai) or (cong hai)) toan ban*.