Perhaps you should try some spelling variations:
hanh sai » hanh san, hanh tai, danh sai
va triet » va thiet, va trien, ve triet
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
cam duc » cam xuc, cao duc, pham duc
va hanh » van hanh, va thanh, va danh
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
va cam » va cham, va cac, va cao
cua tu » cua tuc, cua cu, cua te
cua su » qua su

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 ky nang xa hoi. hieu va cam duc va hanh sai ((va triet) or (((cua tu) or (cua su))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky nang xa hoi. hieu va cam duc va hanh sai ((va triet) OR (((cua tu) OR (cua su)))).
• Adding a wildcard symbol may retrieve word variants: te sac ky nang xa hoi. hieu va cam duc va hanh sai ((va triet) or (((cua tu) or (cua su))))*.