Perhaps you should try some spelling variations:
thanh hai » thanh phan, thanh hoa, thanh san
hang thai » hoang thai, hang tai, hang hai
cua tre » cua te, cuu tre, cua triet
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
tu dan » tuc dan, tu ban, cu dan
dan ky » van ky
va cao » va cac, va co, va dao
xuc va » tuc va, luc va, xac va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu dan ky lang xa hoi. hieu va cao ((xuc va) OR (duc va)) ((hang thai) or (thanh hai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu dan ky lang xa hoi. hieu va cao ((xuc va) OR (duc va)) ((hang thai) OR (thanh hai)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu dan ky lang xa hoi. hieu va cao ((xuc va) OR (duc va)) ((hang thai) or (thanh hai)) cua tre".
• Adding a wildcard symbol may retrieve word variants: tu dan ky lang xa hoi. hieu va cao ((xuc va) OR (duc va)) ((hang thai) or (thanh hai)) cua tre*.