Perhaps you should try some spelling variations:
luc van » luoc van, luu van, duc van
cua tre » cua te, cua triet, dua tren
hanh de » hanh ve
cuu tre » cau tren, cau treo
cau luc » cau truc, cau phuc
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
sac ky » cac ky, sai ky
va cau » van cau, va cac, va dau
te sac » te sach, te cac, te san

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky nang xa hoi. hieu va cau luc van ((hanh de) or (hanh kem)) ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky nang xa hoi. hieu va cau luc van ((hanh de) OR (hanh kem)) ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te sac ky nang xa hoi. hieu va cau luc van ((hanh de) or (hanh kem)) ((cua tre) or (cuu tre))*.