Perhaps you should try some spelling variations:
hang thai » hoang thai, hang tai, hang hai
thanh hai » thanh phan, thanh hoa, thanh san
cua tre » cua te, cuu tre, cua triet
dao xuc » dao duc, dao tuc, dao xu
hieu va » lieu va
lang ha » long ha
ky lang » ky nang, ky dang, ky tang
sai ky » sac ky
xuc va » duc va, tuc va, luc va
ha hoi » hoa hoi, ha noi, xa hoi
tu sai » tu bai, tu san, tu cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky lang ha hoi. ((hieu va) or (hieu qua)) dao xuc va ((hang thai) or (thanh hai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky lang ha hoi. ((hieu va) OR (hieu qua)) dao xuc va ((hang thai) OR (thanh hai)) cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sai ky lang ha hoi. ((hieu va) or (hieu qua)) dao xuc va ((hang thai) or (thanh hai)) cua tre*.