Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
va thanh » gia thanh, ban thanh, va tinh
chat xuc » chat huu, cam xuc, chao xu
tu sach » thu sach, su sach, te sach
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va danh, ban hanh
sach ky » sac ky, sach y, sach ty
va chat » van chat, va phat, cao chat
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet

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 chat xuc ((((va hanh) OR (va thanh))) or (van thanh)) vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang xa hoi. hieu va chat xuc ((((va hanh) OR (va thanh))) OR (van thanh)) vai cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang xa hoi. hieu va chat xuc ((((va hanh) OR (va thanh))) or (van thanh)) vai cua tre*".