Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, nhung don
thanh than » thanh thanh, thanh thang, thanh toan
hanh dong » ha dong
hang cong » dang cong, hang nong, bang cong
chao chu » cho chu, cua chu, cao cho
chu sach » cau sach, thu sach, chieu sach
anh dong » anh huong, anh son
than cau » toan cau, phan cau, than cap

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: chao chu sach - ((hanh dong) OR (anh dong)) va ((nhung cong) OR (hang cong)) thanh than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chao chu sach - ((hanh dong) or (anh dong)) va ((nhung cong) OR (hang cong)) thanh than cau~".
• Adding a wildcard symbol may retrieve word variants: chao chu sach - ((hanh dong) or (anh dong)) va ((nhung cong) OR (hang cong)) thanh than cau*.