Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
thieu sach » chieu sach, thien hach, hieu cach
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cau » toan cau, phan cau, than cap
va dung » van dung, va duong, vat dung

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 thuong) or (thanh tung))) or (thanh cong)) va dung cong tan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - ((((thanh thuong) OR (thanh tung))) OR (thanh cong)) va dung cong tan than cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - ((((thanh thuong) or (thanh tung))) or (thanh cong)) va dung cong tan than cau*.