Perhaps you should try some spelling variations:
hanh dao » lanh dao, thanh dat, thanh dam
vu cham » va cham, vu kham, qua cham
tu cham » toc cham, thi cham
ky sang » ky nang, ky dang, ky tang
lap hoi » lai hoi, lap hai, luat hoi
dao cua » dai cua, day cua, dan cua
va hanh » van hanh, va thanh, va danh
xuc va » duc va, tuc va, luc va
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
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 san ky sang ((lap hoi) OR (lap doi)). hieu ((vu cham) or (tu cham)) xuc va hanh dao cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky sang ((lap hoi) OR (lap doi)). hieu ((vu cham) OR (tu cham)) xuc va hanh dao cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu san ky sang ((lap hoi) OR (lap doi)). hieu ((vu cham) or (tu cham)) xuc va hanh dao cua te".
• Adding a wildcard symbol may retrieve word variants: tu san ky sang ((lap hoi) OR (lap doi)). hieu ((vu cham) or (tu cham)) xuc va hanh dao cua te*.