Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
va thanh » gia thanh, ban thanh, va tinh
van lam » van nam
lam duc » lam duoc, pham duc, nam duoc
va danh » va dinh, va dan, va hanh
su can » su van, su cao, tu can
can ky » van ky, dan ky, ban ky
di cua » dai cua, doi cua, de cua
cua te » cua tu
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: su can ky nang x hoi. hieu van lam duc ((va thanh) or (va danh)) di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su can ky nang x hoi. hieu van lam duc ((va thanh) OR (va danh)) di cua te.
• Adding a wildcard symbol may retrieve word variants: su can ky nang x hoi. hieu van lam duc ((va thanh) or (va danh)) di cua te*.