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
truc va » thuc vat, trung va
van cua » vang cua, ban cua, dan cua
cua tre » cua te, cuu tre, cua triet
tu cao » cu cao, tu cac, vu cao
va cao » va cac, va co, va dao

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cao ky nang xa hoi. hieu va cao ((thuc va) or (truc va)) dinh van cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cao ky nang xa hoi. hieu va cao ((thuc va) OR (truc va)) dinh van cua tre.
• Adding a wildcard symbol may retrieve word variants: tu cao ky nang xa hoi. hieu va cao ((thuc va) or (truc va)) dinh van cua tre*.