Perhaps you should try some spelling variations:
thanh hai » thanh phan, thanh hoa, thanh san
ban thanh » ban hanh, ban hang
cuu tre » cua tre, cau tren, cau treo
ky tang » ky nang, kho tang, ky trong
hai cuu » hai cua, hai chu, hai cuc
ky dang » ky nang, ky danh
dua ban » dia ban, cua ban, qua ban
su sac » su sach, su cac, su xac
va cao » va cac, va co, va dao
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ((ky tang) or (ky dang)) xa hoi. hieu ((ve cam) or (va cao)) dua ban thanh hai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ((ky tang) OR (ky dang)) xa hoi. hieu ((ve cam) OR (va cao)) dua ban thanh hai cuu tre.
• Adding a wildcard symbol may retrieve word variants: su sac ((ky tang) or (ky dang)) xa hoi. hieu ((ve cam) or (va cao)) dua ban thanh hai cuu tre*.