Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
thanh tang » thanh thang, thanh trang, thanh tung
hoc thieu » toc thieu, hoc hien
ca thanh » cua thanh, cac thanh, va thanh
cong tap » cuong tap, cong tac, tong tap
cong tan » cong tac, cong san, cong thanh
doan cao » doanh cao, toan cao, doan cap
tang ca » tang cua, hang ca, tang ma

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