Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van hanh » van thanh, ban hanh, van ban
va tham » van tham, va cham, va thanh
van anh » van thanh, tuan anh, van minh
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
vi cua » vai cua, di cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang x hoi. hieu ((va phat) or (va tham)) luc ((van hanh) or (van anh)) vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang x hoi. hieu ((va phat) OR (va tham)) luc ((van hanh) OR (van anh)) vi cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang x hoi. hieu ((va phat) or (va tham)) luc ((van hanh) or (van anh)) vi cua triet*.