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
van nhung » van nhuong, va nhung, van hung
nhung hoi » nhung thoi, nhung loi, nhung noi
toan tai » doanh tai, toan ban, toan cao
toan tap » toan ban
hoi dan » hoa dan, hoc dan, hoi dap

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 toan) or (thanh tra)) van nhung hoi dan ((toan tai) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - ((thanh toan) OR (thanh tra)) van nhung hoi dan ((toan tai) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - ((thanh toan) or (thanh tra)) van nhung hoi dan ((toan tai) or (toan tap))*.