Perhaps you should try some spelling variations:
cua triet » cua viet, su triet
va triet » va thiet, va trien, ve triet
van hanh » van thanh, ban hanh, van anh
cham xuc » cam xuc, chat xuc, cham soc
ky tang » ky nang, ky dang, kho tang
va cham » va chat, va tham
xuc van » duc van, luc van, vuc van
hanh di » hanh vi, hanh de, hang di
ky lang » ky nang, ky dang, tay lang
phu san » phi san, thuy san

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

• Performing a fuzzy search may retrieve terms with similar spellings: phu san ((ky lang) or (ky tang)) xa hoi. lieu va cham xuc van hanh di ((cua triet) OR (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: phu san ((ky lang) OR (ky tang)) xa hoi. lieu va cham xuc van hanh di ((cua triet) OR (va triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "phu san ((ky lang) or (ky tang)) xa hoi. lieu va cham xuc van hanh di ((cua triet) OR (va triet))".
• Adding a wildcard symbol may retrieve word variants: phu san ((ky lang) or (ky tang)) xa hoi. lieu va cham xuc van hanh di ((cua triet) OR (va triet))*.