Perhaps you should try some spelling variations:
nham thuc » nhan thuc, nam thuc, nham thu
hieu van » hieu va, thien van, lieu va
van nham » van nam, van nhan, van tham
hanh lam » thanh lap, hanh kem, dinh lam
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty lang » tay lang, ty xang, ty hang
lang xa » lang ha, dang xay, lang van
thuc va » thuc vat, thuc dan, thuc day
hanh va » hang va, hanh vi
cua te » cua tu

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 ty lang xa hoi. hieu van nham thuc va ((hanh lam) OR (hanh va)) cua te~.
• Adding a wildcard symbol may retrieve word variants: te sach ty lang xa hoi. hieu van nham thuc va ((hanh lam) or (hanh va)) cua te*.