Perhaps you should try some spelling variations:
thuc dan » thuc hanh, hoc dan, thuc vat
te sach » toc sach
hanh de » hanh ve, hanh kem
tu nang » tru nang, tu nong, tu nano
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
thuc va » thuc vat, thuc day
sach tu » sach thu, cach tu, sach ty
cua tu » cua tuc, cua su, cua cu
ve nam » he nam, va nam, le nam

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tu nang xa hoi. hieu ve nam ((thuc va) OR (thuc dan)) hanh de ((cua te) OR (cua tu))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach tu nang xa hoi. hieu ve nam ((thuc va) OR (thuc dan)) hanh de ((cua te) or (cua tu))~".
• Adding a wildcard symbol may retrieve word variants: te sach tu nang xa hoi. hieu ve nam ((thuc va) OR (thuc dan)) hanh de ((cua te) or (cua tu))*.