Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
van cham » van chat, van tham, va cham
hieu van » hieu va, thien van, lieu va
cham xuc » cam xuc, chat xuc, cham soc
nang xa » nang x, lang xa, nang ma
su sach » so sach, vu sach
va hanh » van hanh, va thanh, va danh
va tinh » may tinh
cua tre » cua te, cuu tre, cua triet
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: ((thu sach) or (su sach)) ky nang xa hoi. hieu van cham xuc ((va hanh) or (va tinh)) vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sach) OR (su sach)) ky nang xa hoi. hieu van cham xuc ((va hanh) OR (va tinh)) vi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((thu sach) or (su sach)) ky nang xa hoi. hieu van cham xuc ((va hanh) or (va tinh)) vi cua tre*.