Perhaps you should try some spelling variations:
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
hieu ve » hieu van
hieu va » lieu va, hieu qua
luc van » luoc van, luu van, duc van
kem cua » em cua, keo cua, diem cua
cua tre » cua te, cuu tre, cua triet
x hoi » xa hoi, o hoi, x ho

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 ty nang x hoi. ((hieu ve) or (hieu va)) cam ((luc van) or (cuu van)) hanh kem cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang x hoi. ((hieu ve) OR (hieu va)) cam ((luc van) OR (cuu van)) hanh kem cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang x hoi. ((hieu ve) or (hieu va)) cam ((luc van) or (cuu van)) hanh kem cua tre*.