Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
thanh cung » thanh cuong, thanh cong, thanh tung
hoc thieu » toc thieu, hoc hien
chan dung » van dung, dan dung
van tuan » van quan, van ban, anh tuan
ap dung » xay dung, van dung
van tan » van ban, van tai, van thanh

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