Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
hanh hai » thanh hai, nhanh hai, hang hai
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
xuc van » duc van, luc van, vuc van
hai cua » thai cua, dai cua, hoi cua
cua tre » cua te, cuu tre, cua triet
su sai » su tai, su hai, su dai
sai ky » sac ky
ve cam » ve cham, ve cac, ve cai
va cam » va cham, va cac, va cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sai ky lang xa hoi. hieu ((ve cam) or (va cam)) xuc van hanh hai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sai ky lang xa hoi. hieu ((ve cam) OR (va cam)) xuc van hanh hai cua tre.
• Adding a wildcard symbol may retrieve word variants: su sai ky lang xa hoi. hieu ((ve cam) or (va cam)) xuc van hanh hai cua tre*.