Perhaps you should try some spelling variations:
kinh toi » dinh toi, hinh toi, kinh tri
cac viet » cach viet, bac viet, ca viet
hieu ve » hieu va, hieu van
va kinh » va tinh, qua kinh
toi cac » tai cac, voi cac, ton cac
tu can » tu ban, tu cac, thu canh
can ky » van ky, dan ky, ban ky
ma hoi » mai hoi, ma hoa, me hoi
ve cam » ve cham, ve cac, va cam
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu can ky nang ((ma hoi) or (xa hoi)). hieu ve cam xuc va kinh toi cac viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu can ky nang ((ma hoi) OR (xa hoi)). hieu ve cam xuc va kinh toi cac viet.
• Adding a wildcard symbol may retrieve word variants: tu can ky nang ((ma hoi) or (xa hoi)). hieu ve cam xuc va kinh toi cac viet*.