Perhaps you should try some spelling variations:
tang lai » trang lai, tang tai, tang loi
chat luc » chat xuc, chat lua, nhan luc
va hanh » van hanh, va thanh, ban hanh
ky tang » ky nang, ky dang, kho tang
lai hoi » dai hoi, lai hoa, lai roi
hieu su » hieu sau, tieu su, hieu so
su chat » su phat, du chat, so chat
hai cua » thai cua, dai cua, hoi cua
va danh » va dinh, va dan, dia danh
vai cua » dai cua, lai cua, bai cua
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu san ky tang lai hoi. hieu su chat luc ((va danh) OR (va hanh)) ((vai cua) or (hai cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky tang lai hoi. hieu su chat luc ((va danh) OR (va hanh)) ((vai cua) OR (hai cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu san ky tang lai hoi. hieu su chat luc ((va danh) OR (va hanh)) ((vai cua) or (hai cua)) te".
• Adding a wildcard symbol may retrieve word variants: tu san ky tang lai hoi. hieu su chat luc ((va danh) OR (va hanh)) ((vai cua) or (hai cua)) te*.