Perhaps you should try some spelling variations:
thien van » thi van
thanh vai » thanh hai, thanh van, thanh tai
ban thanh » ban hanh, ban hang
vai cua » dai cua, hai cua, lai cua
duc ban » duc tan, duc van, dua ban
lam duc » lam duoc, pham duc, nam duoc
cua tre » cua te, cuu tre, cua triet
nang xa » nang x, lang xa, nang ma
sach v » sach va, sach 2, sach vay

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach v) OR (sach y)) nang xa hoi. ((lieu va) or (thien van)) lam duc ban thanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach v) OR (sach y)) nang xa hoi. ((lieu va) OR (thien van)) lam duc ban thanh vai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach v) OR (sach y)) nang xa hoi. ((lieu va) or (thien van)) lam duc ban thanh vai cua tre".
• Adding a wildcard symbol may retrieve word variants: tu ((sach v) OR (sach y)) nang xa hoi. ((lieu va) or (thien van)) lam duc ban thanh vai cua tre*.