Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
cham xuc » cam xuc, chat xuc, cham soc
van hanh » van thanh, ban hanh, van anh
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va
xuc van » duc van, luc van, xuc ban
cua tre » cua te, cuu tre, cua triet
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
ma hoi » mai hoi, xa hoi, ma hoa
vi cua » vai cua, di 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 ky nang ma hoi. ((hieu ve) OR (hieu van)) cham xuc van hanh vi cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang ma hoi. ((hieu ve) OR (hieu van)) cham xuc van hanh vi cua tre".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang ma hoi. ((hieu ve) OR (hieu van)) cham xuc van hanh vi cua tre*.