Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
sang lai » sang tai, sang lap, mang lai
su chao » su cao, sau chan
ky sang » ky nang, ky dang, ky tang
lai roi » lai hoi, loi roi
va danh » va dinh, va dan, va hanh
hieu su » hieu sau, tieu su, hieu so
vi cua » vai cua, di cua
tu bai » tu ban, tu bat
te bai » te bao, te tai, te ban
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 bai) OR (te bai)) ky sang lai roi. hieu su chao xu ((va danh) or (van hanh)) vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu bai) OR (te bai)) ky sang lai roi. hieu su chao xu ((va danh) OR (van hanh)) vi cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu bai) OR (te bai)) ky sang lai roi. hieu su chao xu ((va danh) or (van hanh)) vi cua te".
• Adding a wildcard symbol may retrieve word variants: ((tu bai) OR (te bai)) ky sang lai roi. hieu su chao xu ((va danh) or (van hanh)) vi cua te*.