Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh vi » hanh vi, thanh va, thanh ve
tu sach » thu sach, su sach, tu cach
xuc van » duc van, luc van, xuc ban
cua tre » cua te, cuu tre, cua triet
te sach » toc sach
nang o » nang co, nang ho, nang ro
vi cua » vai cua, di cua
ve cam » ve cham, ve cac, va cam
o hoi » co hoi, o hoc, o hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sach) or (te sach)) ky nang o hoi. hieu ((ve cam) or (va cac)) xuc van thanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) ky nang o hoi. hieu ((ve cam) OR (va cac)) xuc van thanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (te sach)) ky nang o hoi. hieu ((ve cam) or (va cac)) xuc van thanh vi cua tre*.