Perhaps you should try some spelling variations:
chat luc » chat xuc, chat lua, nhan luc
te sach » toc sach
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va chat » van chat, va phat, cao chat
cua tre » cua te, cuu tre, cua triet
sach v » sach va, sach y, sach 2
v nang » va nang, vu nang, van nang
va dao » ca dao
va cua » va chua, via cua, ca cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach v nang xa hoi. hieu va chat luc ((va dau) OR (va dao)) va cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach v nang xa hoi. hieu va chat luc ((va dau) OR (va dao)) va cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach v nang xa hoi. hieu va chat luc ((va dau) OR (va dao)) va cua tre*.