Perhaps you should try some spelling variations:
cau triet » cau trieu, su triet, cua triet
thanh lai » thanh hai, thanh lap, thanh loi
dan thanh » dang thanh, danh thanh, ban thanh
thuc dan » thuc hanh, hoc dan, thuc vat
nam thuc » nam thuoc, am thuc, nam thu
thu sach » tu sach, thuat sach, thuoc sach
hieu ve » hieu va, hieu van
sach tu » sach thu, cach tu, sach ty
xang xa » lang xa, mang xa, dang xay
cua tre » cua te, cuu tre, cua triet
ang xa » lang xa, mang xa, dang xay
ve nam » he nam, va nam, le nam

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach tu ((xang xa) OR (ang xa)) hoi. hieu ve nam thuc dan thanh lai ((cua tre) or (cau triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach tu ((xang xa) OR (ang xa)) hoi. hieu ve nam thuc dan thanh lai ((cua tre) OR (cau triet))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach tu ((xang xa) OR (ang xa)) hoi. hieu ve nam thuc dan thanh lai ((cua tre) or (cau triet))*".