Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hieu van » hieu va, thien van, hieu ve
hanh tri » thanh tri, hanh tai, hanh triet
nang xa » nang x, lang xa, nang ma
dao duc » giao duc, tao duoc
duc van » duc va, duc tan, duc manh
cua tre » cua te, cuu tre, cua triet
su sai » su tai, su hai, su dai
sai ky » sac ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sai ky nang xa hoi. ((hieu van) or (lieu va)) dao duc van ((hanh tri) or (hanh trinh)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sai ky nang xa hoi. ((hieu van) OR (lieu va)) dao duc van ((hanh tri) OR (hanh trinh)) cua tre.
• Adding a wildcard symbol may retrieve word variants: su sai ky nang xa hoi. ((hieu van) or (lieu va)) dao duc van ((hanh tri) or (hanh trinh)) cua tre*.