Perhaps you should try some spelling variations:
bach thuoc » bach tuoc, cach thuc, ban thuoc
hien bach » vien bach, thien hach, hien hanh
hieu hien » bieu hien, dieu hien, chieu chien
thanh hai » thanh phan, thanh hoa, thanh san
thuoc va » thuc va, thuoc ma, thuong va
va thanh » gia thanh, ban thanh, va tinh
cua tre » cuu tre, cua triet, dua tren
te sach » toc sach
sach tu » sach thu, cach tu, sach ty
nang xa » nang x, lang xa, nang ma
tu nang » tru nang, tu nong, tu nano
cua te » cua tu
cua su » qua su

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 hien bach thuoc va thanh hai ((cua tre) or (((cua te) or (cua su))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tu nang xa hoi. hieu hien bach thuoc va thanh hai ((cua tre) OR (((cua te) OR (cua su)))).
• Adding a wildcard symbol may retrieve word variants: te sach tu nang xa hoi. hieu hien bach thuoc va thanh hai ((cua tre) or (((cua te) or (cua su))))*.