Perhaps you should try some spelling variations:
ve cham » va cham, ve chat, vu cham
va hanh » van hanh, va thanh, ban hanh
ky sang » ky dang, ky tang, duy sang
vai cua » dai cua, hai cua, lai cua
lai hoi » dai hoi, lai hoa, lai roi
hieu ve » hieu va, hieu van
va danh » va dinh, va dan, dia danh
tu sac » tu sach, tu cac, tu san
cua te » cua tu

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 sang) or (ky nang)) lai hoi. hieu ve cham soc ((va hanh) OR (va danh)) vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ((ky sang) OR (ky nang)) lai hoi. hieu ve cham soc ((va hanh) OR (va danh)) vai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ((ky sang) or (ky nang)) lai hoi. hieu ve cham soc ((va hanh) OR (va danh)) vai cua te".
• Adding a wildcard symbol may retrieve word variants: tu sac ((ky sang) or (ky nang)) lai hoi. hieu ve cham soc ((va hanh) OR (va danh)) vai cua te*.