Perhaps you should try some spelling variations:
sang lai » sang tai, sang lap, mang lai
hieu sau » hieu su, hieu suat, tieu su
sau chao » sau cho, sau chan, cau cham
ky sang » ky nang, ky dang, ky tang
lai roi » lai hoi, loi roi
cua te » cua tu
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
cua cu » cua chu, cua cau, cua su
su va » su van

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 sang lai roi. hieu sau chao ((tu va) or (su va)) hanh vi ((cua te) or (cua cu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky sang lai roi. hieu sau chao ((tu va) OR (su va)) hanh vi ((cua te) OR (cua cu)).
• Adding a wildcard symbol may retrieve word variants: tu san ky sang lai roi. hieu sau chao ((tu va) or (su va)) hanh vi ((cua te) or (cua cu))*.