Perhaps you should try some spelling variations:
tinh vai » tinh va, tinh hai, tinh lai
tinh bai » tinh bac, tinh hai, hinh bai
mai hoi » mai khoi, dai hoi, lai hoi
hieu ve » hieu va, hieu van
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
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 sac ky nang ((ma hoa) or (mai hoi)). hieu ve cam xuc va ((tinh vai) or (tinh bai)) cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang ((ma hoa) OR (mai hoi)). hieu ve cam xuc va ((tinh vai) OR (tinh bai)) cua vat.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang ((ma hoa) or (mai hoi)). hieu ve cam xuc va ((tinh vai) or (tinh bai)) cua vat*.