Perhaps you should try some spelling variations:
nhan luc » nang luc
hieu vu » hieu va, hieu ve, hieu su
ky tang » ky nang, ky dang, kho tang
lai hoi » dai hoi, lai roi, mai hoi
lai hoa » dai hoa, loai hoc
va hanh » van hanh, va thanh, va danh
vu nhan » cu nhan, vu ngan, tu nhan
tu san » thu san, tu ban, tu can
luc va » duc va, tuc va, loc va
san ky » sang ky, van ky, dan ky
cua tu » cua tuc, cua su, cua cu

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 tang ((lai hoi) or (lai hoa)). hieu vu nhan luc va hanh vi ((cua te) OR (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky tang ((lai hoi) OR (lai hoa)). hieu vu nhan luc va hanh vi ((cua te) OR (cua tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu san ky tang ((lai hoi) or (lai hoa)). hieu vu nhan luc va hanh vi ((cua te) OR (cua tu))".
• Adding a wildcard symbol may retrieve word variants: tu san ky tang ((lai hoi) or (lai hoa)). hieu vu nhan luc va hanh vi ((cua te) OR (cua tu))*.