Perhaps you should try some spelling variations:
tang lai » trang lai, tang tai, tang loi
chat luc » chat xuc, chat lua, nhan luc
van hanh » van thanh, ban hanh, van anh
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
luc van » luoc van, luu van, duc van
tu sai » tu bai, tu cai, tu lai
tu san » thu san, tu ban, tu can
vi cua » vai cua, di cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sai) or (tu san)) ky tang lai hoi. hieu su chat luc van hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sai) OR (tu san)) ky tang lai hoi. hieu su chat luc van hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: ((tu sai) or (tu san)) ky tang lai hoi. hieu su chat luc van hanh vi cua te*.