Perhaps you should try some spelling variations:
hien toc » hien ton, hien thuc, hien tu
cham luc » nhan luc, cham cuu, chat lua
cua tre » cua te, cuu tre, cua triet
va hanh » van hanh, va thanh, va danh
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
di cua » dai cua, doi cua, de cua
va dao » ca dao
tu cai » tu cac, tu can, tu bai
cai ky » cao ky, cac ky, cam ky

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. hien toc ((cham luc) OR (cham soc)) ((va hanh) or (va dao)) di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cai ky lang xa hoi. hien toc ((cham luc) OR (cham soc)) ((va hanh) OR (va dao)) di cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cai ky lang xa hoi. hien toc ((cham luc) OR (cham soc)) ((va hanh) or (va dao)) di cua tre*".