Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua dieu
so sanh » do sanh
sanh ky » hanh ky, sang ky, nganh ky
ky tang » ky nang, ky dang, kho tang
hieu ve » hieu va, hieu van
va hanh » van hanh, va thanh, va danh
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: so sanh ky tang ((ma hoi) or (xa hoi)). hieu ve cam xuc va hanh vi ((cua viet) or (cua vat))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh ky tang ((ma hoi) OR (xa hoi)). hieu ve cam xuc va hanh vi ((cua viet) OR (cua vat)).
• Adding a wildcard symbol may retrieve word variants: so sanh ky tang ((ma hoi) or (xa hoi)). hieu ve cam xuc va hanh vi ((cua viet) or (cua vat))*.