Perhaps you should try some spelling variations:
thanh hai » thanh phan, thanh hoa, thanh san
van thanh » ban thanh, van tuan
te sach » toc sach
sach ly » sach y, sach lo, sach ty
hai cua » thai cua, dai cua, hoi cua
cao duc » dao duc, cao suc, giao duc
hieu ve » hieu va, hieu van
ly nang » ky nang, ly hang, ly vang
ma hoi » mai hoi, xa hoi, me hoi
cua te » cua tu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ly nang ((ma hoi) OR (ma hoa)). hieu ve ((pham duc) OR (cao duc)) van thanh hai cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ly nang ((ma hoi) OR (ma hoa)). hieu ve ((pham duc) or (cao duc)) van thanh hai cua te~".
• Adding a wildcard symbol may retrieve word variants: te sach ly nang ((ma hoi) OR (ma hoa)). hieu ve ((pham duc) or (cao duc)) van thanh hai cua te*.