Perhaps you should try some spelling variations:
va triet » va thiet, va trien, ve triet
minh tu » minh thu, manh tu, tinh tu
va minh » van minh, vua minh, va kinh
cam tuc » cam xuc, cam tu, nam thuc
hieu va » lieu va
hoi hoi » hoi hoc, hoc hoi, hoi doi
xac ky » cac ky, sac ky, bac ky
tuc va » thuc va, truc va, tuc xa
ho hoi » hoc hoi, hoa hoi, co hoi
su xac » pu xac, su cac

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

• If you are trying to use Boolean operators, they must be ALL CAPS: su xac ky nang ((ho hoi) OR (hoi hoi)). ((hieu va) OR (hieu qua)) cam tuc va minh tu va triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su xac ky nang ((ho hoi) or (hoi hoi)). ((hieu va) OR (hieu qua)) cam tuc va minh tu va triet~".
• Adding a wildcard symbol may retrieve word variants: su xac ky nang ((ho hoi) or (hoi hoi)). ((hieu va) OR (hieu qua)) cam tuc va minh tu va triet*.