Perhaps you should try some spelling variations:
cau triet » cau trieu, su triet, cua triet
nganh ky » nganh y, nganh xay, hanh ky
van hanh » van thanh, ban hanh, van anh
so nganh » so ngan, hoc nganh, moi nganh
hieu van » thien van, lieu va, hieu ve
hieu va » lieu va, hieu qua
va danh » va dinh, va dan, va hanh
nang xa » nang x, lang xa, nang ma
van cau » van dau, van hau, van chat
bac du » cac du, bac tu, tac du

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

• Performing a fuzzy search may retrieve terms with similar spellings: so nganh ky nang xa hoi. ((hieu van) or (hieu va)) bac du ((van hanh) or (va danh)) van cau triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so nganh ky nang xa hoi. ((hieu van) OR (hieu va)) bac du ((van hanh) OR (va danh)) van cau triet.
• Adding a wildcard symbol may retrieve word variants: so nganh ky nang xa hoi. ((hieu van) or (hieu va)) bac du ((van hanh) or (va danh)) van cau triet*.