Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » toc thieu, hoc hien
thanh tra » thanh hoa
tuan dung » tuan duong, tran dung, tan dung
dung cong » dung trong
cong san » cong tac
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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