Perhaps you should try some spelling variations:
lieu van » hieu van, sieu van, lieu nano
nam xuc » cam xuc, nam xua, nam thuc
va hanh » van hanh, va thanh, va danh
hanh va » hang va, hanh vi
cua tre » cua te, cuu tre, cua triet
tu sac » tu sach, tu cac, tu bac
tu san » thu san, tu ban, tu can
xuc va » duc va, tuc va, luc va
va cua » va chua, via cua, ca cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sac) OR (tu san)) ky nang x ho. ((lieu van) or (lieu va)) nam xuc va hanh va cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (tu san)) ky nang x ho. ((lieu van) OR (lieu va)) nam xuc va hanh va cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sac) OR (tu san)) ky nang x ho. ((lieu van) or (lieu va)) nam xuc va hanh va cua tre".
• Adding a wildcard symbol may retrieve word variants: ((tu sac) OR (tu san)) ky nang x ho. ((lieu van) or (lieu va)) nam xuc va hanh va cua tre*.