Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
van cham » van chat, van tham, va cham
cham duc » pham duc, cham soc, pham duy
danh lai » danh sai, gianh lai, dinh lam
ky mang » ky nang, ke mang, ky dang
may hoi » may thoi, tay hoi, mai hoi
va danh » va dinh, va dan, va hanh
cua tre » cua te, cua triet, dua tren
cuu tre » cau tren, cau treo
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky mang may hoi. hieu van cham duc va danh lai ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky mang may hoi. hieu van cham duc va danh lai ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te sac ky mang may hoi. hieu van cham duc va danh lai ((cua tre) or (cuu tre))*.