Perhaps you should try some spelling variations:
te sach » toc sach
sach tu » sach thu, cach tu, sach ty
tu nang » tru nang, tu nong, tu nano
nang xa » nang x, lang xa, nang ma
pho cua » cho cua, kho cua, tho cua
qua co » qua con, cua co, qua ca
tuc va » thuc va, truc va, tuc xa
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach tu nang xa hoi. hieu qua co ((tuc va) or (thuc vat)) thanh pho cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tu nang xa hoi. hieu qua co ((tuc va) OR (thuc vat)) thanh pho cua te.
• Adding a wildcard symbol may retrieve word variants: te sach tu nang xa hoi. hieu qua co ((tuc va) or (thuc vat)) thanh pho cua te*.