Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
nhan luc » nang luc
lang van » dang van, tang van, hoang van
cham luc » cham soc, cham cuu, chat lua
hanh tri » thanh tri, hanh tai, hanh triet
cua tre » cua te, cuu tre, cua triet
van hoi » van hoa, van hoc, van hoe
ky lang » ky nang, ky dang, ky tang
bao ky » cao ky, ban ky, bac ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: te bao ky lang van hoi. hieu qua ((cham luc) or (nhan luc)) va ((hanh tri) OR (hanh trinh)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te bao ky lang van hoi. hieu qua ((cham luc) OR (nhan luc)) va ((hanh tri) OR (hanh trinh)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te bao ky lang van hoi. hieu qua ((cham luc) or (nhan luc)) va ((hanh tri) OR (hanh trinh)) cua tre".
• Adding a wildcard symbol may retrieve word variants: te bao ky lang van hoi. hieu qua ((cham luc) or (nhan luc)) va ((hanh tri) OR (hanh trinh)) cua tre*.