Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
tru nang » tra nang, tri nang, truc nano
ban hanh » ban hang
hieu ve » hieu va, hieu van
va hanh » van hanh, va thanh, va danh
su cac » su cao, su can, eu cac
ve cam » ve cham, ve cac, va cam
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: ((su cac) OR (tu cac)) tru nang x hoi. hieu ve cam xuc ((va hanh) or (ban hanh)) vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su cac) OR (tu cac)) tru nang x hoi. hieu ve cam xuc ((va hanh) OR (ban hanh)) vi cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su cac) OR (tu cac)) tru nang x hoi. hieu ve cam xuc ((va hanh) or (ban hanh)) vi cua triet".
• Adding a wildcard symbol may retrieve word variants: ((su cac) OR (tu cac)) tru nang x hoi. hieu ve cam xuc ((va hanh) or (ban hanh)) vi cua triet*.