Perhaps you should try some spelling variations:
hieu ve » hieu van
hieu va » lieu va, hieu qua
nam xuc » cam xuc, nam xua, nam thuc
va hanh » van hanh, va thanh, va danh
cuu tre » cua tre, cau tren, cau treo
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
xuc va » duc va, tuc va, luc va
vi cuu » vi luu, vinh cuu

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 ky nang x ho. ((hieu ve) or (hieu va)) nam xuc va hanh vi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang x ho. ((hieu ve) OR (hieu va)) nam xuc va hanh vi cuu tre.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang x ho. ((hieu ve) or (hieu va)) nam xuc va hanh vi cuu tre*.