Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
hanh lai » hanh lam, hanh tai, thanh lap
hieu ve » hieu van
hieu va » lieu va, hieu qua
xuc van » duc van, luc van, xuc ban
lai cua » dai cua, hai cua, lai chau
cua tre » cua te, cuu tre, cua triet
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
x hoi » xa hoi, o hoi, x ho

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 hoi. ((hieu ve) OR (hieu va)) cam xuc van hanh lai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang x hoi. ((hieu ve) OR (hieu va)) cam xuc van hanh lai cua tre".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang x hoi. ((hieu ve) OR (hieu va)) cam xuc van hanh lai cua tre*.