Perhaps you should try some spelling variations:
duc ngan » duc ngon, duc nhan, luc ngan
hang vai » hang va, hang tai, hang hai
cham duc » pham duc, cham soc, pham duy
vai hoa » van hoa, va hoa, dai hoa
hieu ve » hieu va, hieu van
tu sach » thu sach, su sach, te sach
ve cham » va cham, ve chat, vu cham
mai hoi » mai khoi, dai hoi, lai hoi
tu sac » tu cac, tu san, tu bac
ma hoi » xa hoi, ma hoa, me hoi

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) or (tu sach)) ky nang ((ma hoi) or (mai hoi)). hieu ve cham duc ngan hang vai hoa viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (tu sach)) ky nang ((ma hoi) OR (mai hoi)). hieu ve cham duc ngan hang vai hoa viet.
• Adding a wildcard symbol may retrieve word variants: ((tu sac) or (tu sach)) ky nang ((ma hoi) or (mai hoi)). hieu ve cham duc ngan hang vai hoa viet*.