Perhaps you should try some spelling variations:
ban hanh » ban hang
hanh vai » hanh vi, hanh va, hanh tai
tu sach » thu sach, su sach, te sach
cam thu » nam thu, cac thu, ca thu
thu ban » thu hang
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
va cam » va cham, va cac, va cao
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((vay khach) or (tu sach)) ky nang x hoi. lieu va cam thu ban hanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vay khach) OR (tu sach)) ky nang x hoi. lieu va cam thu ban hanh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((vay khach) or (tu sach)) ky nang x hoi. lieu va cam thu ban hanh vai cua tre*.