Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van hanh » van thanh, ban hanh, van anh
dang xay » dang van, van xay
hanh di » hanh vi, hanh de, hang di
xuc van » duc van, luc van, vuc van
va chat » van chat, va phat, cao chat
va cham » va tham
xay hoi » xa hoi, tay hoi, cay phoi
ky dang » ky nang, ky danh
thu san » thuy san, thu ban, phu san
di cua » dai cua, doi cua, de cua
tu san » tu ban, tu can, vu san

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 (thu san)) ky dang xay hoi. lieu ((va cham) OR (va chat)) xuc van hanh di cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu san) OR (thu san)) ky dang xay hoi. lieu ((va cham) OR (va chat)) xuc van hanh di cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu san) or (thu san)) ky dang xay hoi. lieu ((va cham) OR (va chat)) xuc van hanh di cua triet".
• Adding a wildcard symbol may retrieve word variants: ((tu san) or (thu san)) ky dang xay hoi. lieu ((va cham) OR (va chat)) xuc van hanh di cua triet*.