Perhaps you should try some spelling variations:
vanh dai » van dai, vanh tai, lanh dao
hieu va » lieu va, hieu qua
thuc va » thuc vat, thuc dan, thuc day
danh tu » anh tu, doanh thu
cuu tre » cua tre, cau tren, cau treo
te san » te ban, ke san, tu san
te cac » tu cac, ve cac, te cao
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 san) or (te cac)) ky nang x hoi. hieu va am thuc va ((vanh dai) or (danh tu)) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te san) OR (te cac)) ky nang x hoi. hieu va am thuc va ((vanh dai) OR (danh tu)) cuu tre.
• Adding a wildcard symbol may retrieve word variants: ((te san) or (te cac)) ky nang x hoi. hieu va am thuc va ((vanh dai) or (danh tu)) cuu tre*.