Perhaps you should try some spelling variations:
danh dai » danh dau, danh di, vanh dai
danh sai » dung sai, danh bat, danh dau
hieu va » lieu va, hieu qua
thuc va » thuc vat, thuc dan, thuc day
cua tre » cua te, cuu tre, cua triet
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
x hoi » xa hoi, o hoi, x ho
va am » va lam, va cam

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 nang x hoi. hieu va am thuc va ((danh dai) OR (danh sai)) cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ky nang x hoi. hieu va am thuc va ((danh dai) OR (danh sai)) cua tre".
• Adding a wildcard symbol may retrieve word variants: te sac ky nang x hoi. hieu va am thuc va ((danh dai) OR (danh sai)) cua tre*.