Perhaps you should try some spelling variations:
cham luc » cham soc, nhan luc, cham cuu
van hanh » van thanh, ban hanh, van anh
va trien » va truyen, va thiet, va tuyen
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
luc van » luoc van, luu van, duc van
hanh de » hanh ve, hanh kem
te sac » te sach, te san
te cac » tu cac, ve cac, te cao
de va » de van, te va, ke va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sac) or (te cac)) ky lang xa hoi. hieu ve cham luc van hanh de va trien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sac) OR (te cac)) ky lang xa hoi. hieu ve cham luc van hanh de va trien.
• Adding a wildcard symbol may retrieve word variants: ((te sac) or (te cac)) ky lang xa hoi. hieu ve cham luc van hanh de va trien*.