Perhaps you should try some spelling variations:
cua tre » cua te, cuu tre, cua triet
cuu ban » cuu van, cua ban, cuu san
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
hieu ve » hieu van
hai cua » thai cua, dai cua, hoi cua
anh hai » lanh hai, manh hai, anh thai
hieu va » lieu va, hieu qua
cuc ban » cua ban, cac ban, duc ban
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky

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 tang xa hoi. ((hieu ve) or (hieu va)) cam ((cuc ban) or (cuu ban)) anh hai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky tang xa hoi. ((hieu ve) OR (hieu va)) cam ((cuc ban) OR (cuu ban)) anh hai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sac ky tang xa hoi. ((hieu ve) or (hieu va)) cam ((cuc ban) or (cuu ban)) anh hai cua tre*.