Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
thanh tran » thanh trang, thanh tra, thanh tuan
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » toc thieu, hoc hien
ban trong » bai trong, ban tuong, ben trong
cong dan » cong san, cong tan, huong dan
toan tai » doanh tai, toan ban, toan cao
toan tap » toan 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) or (thanh toan)) ban trong cong dan ((toan tai) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - ((thanh tran) OR (thanh toan)) ban trong cong dan ((toan tai) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - ((thanh tran) or (thanh toan)) ban trong cong dan ((toan tai) or (toan tap))*.