Perhaps you should try some spelling variations:
sang kyo » sang ky, sang tao, dang ky
kyo sang » cao sang
hieu sau » hieu su, hieu suat, tieu su
sau chao » sau cho, sau chan, cau cham
tu sang » thu sang, tu san, tu lang
lai hoi » dai hoi, lai hoa, mai hoi
lai roi » loi roi
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
vi cua » vai cua, di cua
cua te » cua tu
xu va » xu van, tu va, su va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sang kyo sang ((lai hoi) or (lai roi)). hieu sau chao xu va danh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sang kyo sang ((lai hoi) OR (lai roi)). hieu sau chao xu va danh vi cua te*.