Perhaps you should try some spelling variations:
sang tao » hang tai
danh vai » danh sai, danh va, doanh van
tu sach » thu sach, su sach, te sach
vai cua » dai cua, hai cua, lai cua
va tham » van tham, va cham, va thanh
cua tre » cua te, cuu tre, cua triet
nang ma » tang ma, sang ma, nang cao
loc va » luc va

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: tu sach y ((sang tao) OR (nang ma)) hoi. lieu va tham ((loc va) OR (hoc va)) danh vai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y ((sang tao) or (nang ma)) hoi. lieu va tham ((loc va) OR (hoc va)) danh vai cua tre~".
• Adding a wildcard symbol may retrieve word variants: tu sach y ((sang tao) or (nang ma)) hoi. lieu va tham ((loc va) OR (hoc va)) danh vai cua tre*.