Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh vi » hanh vi, thanh va, thanh ve
kho tang » cao tang
su chao » su cao, sau chan
ky sang » ky nang, ky dang, ky tang
lap hoi » lap doi, lai hoi, luat hoi
lap hai » lap tai, lap lai, lap hoat
hieu su » hieu sau, tieu su, hieu so
tu sai » tu bai, tu san, tu cai
vi cua » vai cua, di cua
xu ban » xuc ban, tu ban, vu 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 sai ((ky sang) or (kho tang)) ((lap hoi) or (lap hai)). hieu su chao xu ban thanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ((ky sang) OR (kho tang)) ((lap hoi) OR (lap hai)). hieu su chao xu ban thanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: tu sai ((ky sang) or (kho tang)) ((lap hoi) or (lap hai)). hieu su chao xu ban thanh vi cua te*.