Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
va hanh » van hanh, va thanh, va danh
tu san » thu san, tu can, vu san
tu ban » thu ban, te ban
cam tu » cam thu, nam tu, dam tu
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu san) OR (tu ban)) ky nang xa hoi. ((hieu ve) or (hieu qua)) cam tu va hanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu san) OR (tu ban)) ky nang xa hoi. ((hieu ve) OR (hieu qua)) cam tu va hanh vi cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu san) OR (tu ban)) ky nang xa hoi. ((hieu ve) or (hieu qua)) cam tu va hanh vi cua triet".
• Adding a wildcard symbol may retrieve word variants: ((tu san) OR (tu ban)) ky nang xa hoi. ((hieu ve) or (hieu qua)) cam tu va hanh vi cua triet*.