Perhaps you should try some spelling variations:
vu sach » vu bach, su sach, vu khach
sach lo » sach dao, sach doi, sach hoi
lo nang » ho nang, ly nang, loai nang
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va cham » va chat, va tham
cua tre » cua te, cuu tre, cua triet
luc va » duc va, tuc va, loc va
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: vu sach lo nang xa hoi. hieu va cham ((luc va) or (tuc xa)) hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach lo nang xa hoi. hieu va cham ((luc va) OR (tuc xa)) hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: vu sach lo nang xa hoi. hieu va cham ((luc va) or (tuc xa)) hanh vi cua tre*.