Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu sach » chieu sach, thien hach, hieu cach
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
ban thanh » ban hanh, ban hang
dan toan » van toan, dan than, manh toan
ban than » van thanh, ban hang, ban hanh

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 trung cua nhung cong ((dan toan) or (((ban than) or (ban thanh)))) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - thanh trung cua nhung cong ((dan toan) OR (((ban than) OR (ban thanh)))) cap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - thanh trung cua nhung cong ((dan toan) or (((ban than) or (ban thanh)))) cap*.