Perhaps you should try some spelling variations:
sang dai » sang tai, lang dai, sang mai
nhan luc » nang luc
ky sang » ky nang, ky dang, ky tang
dai hai » dai han, dai hoi, dai tai
hieu su » hieu sau, tieu su, hieu so
su nhan » cu nhan, tu nhan, su nha
va hanh » van hanh, va thanh, ban hanh
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
luc va » duc va, tuc va, loc va
vi cua » vai cua, di cua
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 sang dai hai. hieu su nhan luc va hanh vi cua tu~.
• Adding a wildcard symbol may retrieve word variants: tu san ky sang dai hai. hieu su nhan luc va hanh vi cua tu*.