Perhaps you should try some spelling variations:
khanh dinh » khanh linh, khanh vinh, hanh dinh
hieu van » hieu va, thien van, lieu va
va khanh » van khanh, va thanh, vu khanh
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va
dinh cu » dinh cuu, dinh chuc, dinh chau
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
am hoc » ad hoc
cu tre » cu tren, cua tre, cuu tre

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu san ky lang xa hoi. ((hieu ve) OR (hieu van)) am hoc va khanh dinh cu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu san ky lang xa hoi. ((hieu ve) OR (hieu van)) am hoc va khanh dinh cu tre".
• Adding a wildcard symbol may retrieve word variants: tu san ky lang xa hoi. ((hieu ve) OR (hieu van)) am hoc va khanh dinh cu tre*.