Perhaps you should try some spelling variations:
hieu ve » hieu va, hieu van
cac luc » cau luc, coc luc, cac nuoc
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, dia danh, va thanh
cua tre » cua te, cuu tre, cua triet
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
ve cac » va cac, vien cac
va dan » ca dan, va dao, va dau
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 sac ky nang x hoi. hieu ve cac luc ((va hanh) or (((va danh) or (va dan)))) dai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky nang x hoi. hieu ve cac luc ((va hanh) OR (((va danh) OR (va dan)))) dai cua tre.
• Adding a wildcard symbol may retrieve word variants: te sac ky nang x hoi. hieu ve cac luc ((va hanh) or (((va danh) or (va dan)))) dai cua tre*.