Perhaps you should try some spelling variations:
toc cach » hoc cach, toc sach, truoc cach
nang doi » nang doc, nang noi, hang doi
cach tu » cach thuc
tu nang » tru nang, tu nong, tu nano
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
thuc va » thuc vat, thuc dan, thuc day
thue va » thuyet va, thuc vat, thuat va
doi cuu » doi cua, doi cuoc
cuu tre » cua tre, cau tren, cau treo
va cam » va cham, va cac, va cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc cach tu nang xa hoi. hieu va cam ((thuc va) or (thue va)) nang doi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc cach tu nang xa hoi. hieu va cam ((thuc va) OR (thue va)) nang doi cuu tre.
• Adding a wildcard symbol may retrieve word variants: toc cach tu nang xa hoi. hieu va cam ((thuc va) or (thue va)) nang doi cuu tre*.