Perhaps you should try some spelling variations:
hieu tuc » hieu thuc, hieu luc, hieu thuoc
lang van » dang van, tang van, hoang van
dia danh » dia ban, gia dinh
nhan luc » nang luc
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
hieu tu » chieu tu, hien tu, lieu tu
van hoi » van hoa, van hoc, van hoe
ky lang » ky nang, ky dang, ky tang
ban ky » van ky, dan ky
tu ban » thu ban, te ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ban ky lang van hoi. ((hieu tu) OR (hieu tuc)) nhan luc ((va hanh) or (dia danh)) dai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ban ky lang van hoi. ((hieu tu) OR (hieu tuc)) nhan luc ((va hanh) OR (dia danh)) dai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ban ky lang van hoi. ((hieu tu) OR (hieu tuc)) nhan luc ((va hanh) or (dia danh)) dai cua tre".
• Adding a wildcard symbol may retrieve word variants: tu ban ky lang van hoi. ((hieu tu) OR (hieu tuc)) nhan luc ((va hanh) or (dia danh)) dai cua tre*.