Perhaps you should try some spelling variations:
hanh dau » hang dau, danh dau, han dau
te sach » toc sach
cuu tre » cau tren, cau treo
cua tre » cua te, cua triet, dua tren
sach ky » sac ky, sach y, sach ty
vu cham » va cham, vu kham, tu cham
hieu vu » hieu va, hieu ve, hieu su
nang xa » nang x, lang xa, nang ma
luc va » duc va, tuc va, loc va
xuc va » duc va, tuc va, xac va

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 ky nang xa hoi. hieu vu cham ((xuc va) or (luc va)) hanh dau ((cuu tre) OR (cua tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang xa hoi. hieu vu cham ((xuc va) OR (luc va)) hanh dau ((cuu tre) OR (cua tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang xa hoi. hieu vu cham ((xuc va) or (luc va)) hanh dau ((cuu tre) OR (cua tre))".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang xa hoi. hieu vu cham ((xuc va) or (luc va)) hanh dau ((cuu tre) OR (cua tre))*.