Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
nang xa » nang x, lang xa, nang ma
va cham » va tham
va chat » van chat, va phat, cao chat
hanh di » hanh vi, hanh de, hang di
cua tre » cua te, cuu tre, cua triet
v nang » va nang, vu nang, van nang
sach v » sach va, sach y, sach 2
doc va » duoc va, hoc va, duc va
loc va » hoc va, luc va
di cua » dai cua, doi cua, de 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 v nang xa hoi. lieu ((va cham) or (va chat)) ((doc va) or (loc va)) hanh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach v nang xa hoi. lieu ((va cham) OR (va chat)) ((doc va) OR (loc va)) hanh di cua tre.
• Adding a wildcard symbol may retrieve word variants: thu sach v nang xa hoi. lieu ((va cham) or (va chat)) ((doc va) or (loc va)) hanh di cua tre*.