Perhaps you should try some spelling variations:
cham luc » cham soc, nhan luc, cham cuu
dia danh » dia ban, gia dinh
cua tre » cua te, cuu tre, cua triet
va dinh » van dinh, va kinh, va tinh
va danh » va dan, va hanh, va thanh
tu cham » toc cham, thi cham
hieu tu » chieu tu, hieu tuc, hien tu
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
cai ky » cao ky, cac ky, cam ky
di cua » dai cua, doi cua, de cua
tu cai » tu cac, tu can, tu bai

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

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