Perhaps you should try some spelling variations:
chieu ke » hieu ky, hieu ve, chinh ke
hieu kem » hieu ky, hieu ve
chau phi » chi phi, chau tho
ve triet » va trien, su triet
nang xa » nang x, lang xa, nang ma
hieu ke » hieu ky, hieu ve, hieu he
va hanh » van hanh, va thanh, va danh
hanh ve » hanh vi, hanh va, hanh kem
bach y » sach y
y nang » ky nang, ly nang, v nang
ve ve » de ve, va ve, ke ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu bach y nang xa hoi. ((hieu ke) or (((chieu ke) OR (hieu kem)))) chau phi va hanh ve ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu bach y nang xa hoi. ((hieu ke) OR (((chieu ke) OR (hieu kem)))) chau phi va hanh ve ve triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu bach y nang xa hoi. ((hieu ke) or (((chieu ke) OR (hieu kem)))) chau phi va hanh ve ve triet".
• Adding a wildcard symbol may retrieve word variants: vu bach y nang xa hoi. ((hieu ke) or (((chieu ke) OR (hieu kem)))) chau phi va hanh ve ve triet*.