Perhaps you should try some spelling variations:
va thanh » ban thanh, va tinh, le thanh
te sach » toc sach
nang ma » tang ma, sang ma, nang cao
hieu va » lieu va, hieu qua
cao tuc » dao tuc, cao duc, cao suc
thi cuc » tai cuc
cuc tre » duc tre, cua tre, cuu tre
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa
va cao » va cac, va co, va dao

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 y nang ma hoi. hieu va cao tuc ((va thanh) or (gia thanh)) thi cuc tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang ma hoi. hieu va cao tuc ((va thanh) OR (gia thanh)) thi cuc tre.
• Adding a wildcard symbol may retrieve word variants: te sach y nang ma hoi. hieu va cao tuc ((va thanh) or (gia thanh)) thi cuc tre*.