Perhaps you should try some spelling variations:
tinh vai » tinh va, tinh hai, tinh bai
vu sach » vu bach, su sach, vu khach
vai cua » dai cua, hai cua, lai cua
va tinh » may tinh
hieu va » lieu va, hieu qua
cua tre » cua te, cuu tre, cua triet
nang xa » lang xa, nang ma, mang xa
so sach » so sanh, bo sach, co sach
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((vu sach) or (so sach)) ky ((nang xa) or (nang x)) hoi. hieu va cam xuc va tinh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu sach) OR (so sach)) ky ((nang xa) OR (nang x)) hoi. hieu va cam xuc va tinh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((vu sach) or (so sach)) ky ((nang xa) or (nang x)) hoi. hieu va cam xuc va tinh vai cua tre*.