Perhaps you should try some spelling variations:
hieu ve » hieu va, hieu van
cau luc » cau truc, cau phuc
va danh » va dinh, va dan, dia danh
va hanh » van hanh, va thanh, ban hanh
cua tre » cua te, cuu tre, cua triet
te cac » tu cac, ve cac, te cao
de cac » den cac, ve cac, de cai
ve cau » ke cau, va cau, ve cac
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 cac) or (de cac)) ky nang x hoi. hieu ve cau luc ((va danh) or (va hanh)) dai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te cac) OR (de cac)) ky nang x hoi. hieu ve cau luc ((va danh) OR (va hanh)) dai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((te cac) or (de cac)) ky nang x hoi. hieu ve cau luc ((va danh) or (va hanh)) dai cua tre*.