Perhaps you should try some spelling variations:
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
thuc va » thuc vat, thuc dan, thuc day
va danh » va dinh, va dan, va hanh
danh di » danh du, xanh di, danh dien
cua tre » cua te, cuu tre, cua triet
te sac » te sach, te cac, te san
ke san » ke dan
te cao » te bao
di cua » dai cua, doi cua, de cua
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) or (ke san))) or (te cao)) ky nang xa hoi. hieu va am thuc va danh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((te sac) OR (ke san))) OR (te cao)) ky nang xa hoi. hieu va am thuc va danh di cua tre.
• Adding a wildcard symbol may retrieve word variants: ((((te sac) or (ke san))) or (te cao)) ky nang xa hoi. hieu va am thuc va danh di cua tre*.