Perhaps you should try some spelling variations:
dang hanh » dang thanh, ban hanh, dang van
da thanh » dao thanh, dat thanh, dam thanh
nam thuc » nam thuoc, am thuc, nam thu
sach ly » sach y, sach lo, sach ty
so sach » so sanh, bo sach, co sach
hieu ve » hieu va, hieu van
hang xa » hoang xa, hang va, hang ca
ly hang » ly quang
ve nam » he nam, va nam, le nam
cua te » cua tu
cua su » qua su

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: so sach ly hang xa hoi. hieu ve nam thuc ((da thanh) OR (dang hanh)) de ((cua te) OR (cua su))~.
• Adding a wildcard symbol may retrieve word variants: so sach ly hang xa hoi. hieu ve nam thuc ((da thanh) or (dang hanh)) de ((cua te) or (cua su))*.