Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
va danh » va dinh, va dan, va hanh
va cham » va chat, va tham
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet
va cam » va cac, va cao, va cai
vi cua » vai cua, di cua

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 ky nang xa hoi. hieu ((va cam) or (va cham)) xuc ((va danh) or (van thanh)) vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang xa hoi. hieu ((va cam) OR (va cham)) xuc ((va danh) OR (van thanh)) vi cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xa hoi. hieu ((va cam) or (va cham)) xuc ((va danh) or (van thanh)) vi cua tre*.