Perhaps you should try some spelling variations:
thanh moi » thanh loi, thanh hoa, thanh hai
cua tre » cua te, cuu tre, cua triet
hoa ban » hoa dan, hoa han, hoa tan
moi cua » hoi cua, doi cua, moi quan
hoa van » hoa dan, hoang van, hoa phan
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
sac ky » cac ky, sai ky
tu sac » tu sach, tu cac, tu san

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 nang xa hoi. ((hieu ve) or (lieu va)) cau ((hoa ban) OR (hoa van)) thanh moi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang xa hoi. ((hieu ve) OR (lieu va)) cau ((hoa ban) OR (hoa van)) thanh moi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang xa hoi. ((hieu ve) or (lieu va)) cau ((hoa ban) OR (hoa van)) thanh moi cua tre".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. ((hieu ve) or (lieu va)) cau ((hoa ban) OR (hoa van)) thanh moi cua tre*.