Perhaps you should try some spelling variations:
thanh hai » thanh phan, thanh hoa, thanh san
va thanh » gia thanh, ban thanh, va tinh
hieu ve » hieu va, hieu van
hai cua » thai cua, dai cua, hoi cua
cac luc » cau luc, coc luc, cac nuoc
cua tre » cua te, cuu tre, cua triet
ky lang » ky dang, ky tang, tay lang
ve cac » va cac, vien cac
luc va » duc va, tuc va, loc va
va sac » va cac, va suc, va san
vu sac » vu sach, vu san, vu cac

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

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