Perhaps you should try some spelling variations:
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
truc va » thuc va, thuc vat, trung va
ve cham » va cham, ve chat, vu cham
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet
ve cam » ve cac, va cam, ve cai
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 ky nang xa hoi. hieu ((ve cam) or (ve cham)) ((luc va) or (truc va)) hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky nang xa hoi. hieu ((ve cam) OR (ve cham)) ((luc va) OR (truc va)) hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang xa hoi. hieu ((ve cam) or (ve cham)) ((luc va) or (truc va)) hanh vi cua tre*.