Perhaps you should try some spelling variations:
hieu quan » lieu quan, thien quan, lien quan
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, xuc ban
van anh » van thanh, tuan anh, van minh
cua tre » cua te, cuu tre, cua triet
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
nang o » nang co, nang ho, nang ro
anh vi » hanh vi, anh va, anh ve
vi cua » vai cua, di cua
o hoi » co hoi, o hoc, o hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky nang o hoi. ((((hieu ve) or (hieu quan))) or (hieu qua)) cam xuc van anh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky nang o hoi. ((((hieu ve) OR (hieu quan))) OR (hieu qua)) cam xuc van anh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: te sac ky nang o hoi. ((((hieu ve) or (hieu quan))) or (hieu qua)) cam xuc van anh vi cua tre*.