Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
chat duc » chat xuc, chat doc, chet duoc
su chat » su phat, du chat, so chat
ky sang » ky nang, ky dang, ky tang
lai hoi » lai hoa, mai hoi, tai hoi
vai cua » dai cua, hai cua, lai cua
lai roi » loi roi
va hanh » van hanh, va thanh, va danh
dai hoi » dai hoc, dai hai, dai moi
hieu su » hieu sau, tieu su, hieu so
tu san » thu san, tu ban, tu can
cua te » cua tu
san ky » sang ky, van ky, dan ky

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: tu san ky sang ((((lai hoi) OR (lai roi))) OR (dai hoi)). hieu su chat duc va hanh vai cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu san ky sang ((((lai hoi) OR (lai roi))) or (dai hoi)). hieu su chat duc va hanh vai cua te~".
• Adding a wildcard symbol may retrieve word variants: tu san ky sang ((((lai hoi) OR (lai roi))) or (dai hoi)). hieu su chat duc va hanh vai cua te*.