Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
tang luan » dung luan
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan tap » toan ban
hang ca » nang cao, hang tai, hang dau

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 - hanh ((tang luan) or (((hang ca) or (hang va)))) nhung cong tan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - hanh ((tang luan) OR (((hang ca) OR (hang va)))) nhung cong tan toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - hanh ((tang luan) or (((hang ca) or (hang va)))) nhung cong tan toan tap*.