Perhaps you should try some spelling variations:
nam thuc » nam thuoc, am thuc, nam thu
hang loi » thang loi, hang doi, tang loi
van hang » van khang, van hoang, van thang
hieu van » hieu va, thien van, lieu va
tu sach » thu sach, su sach, te sach
loi cua » loai cua, hoi cua, doi cua
nam xuc » cam xuc, nam xua, nam duoc
nang xa » nang x, nang ma, mang xa
lang xa » lang ha, dang xay, lang van
cua tre » cua te, cuu tre, cua triet

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach y ((nang xa) or (lang xa)) hoi. hieu van ((nam xuc) or (nam thuc)) van hang loi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y ((nang xa) OR (lang xa)) hoi. hieu van ((nam xuc) OR (nam thuc)) van hang loi cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach y ((nang xa) or (lang xa)) hoi. hieu van ((nam xuc) or (nam thuc)) van hang loi cua tre*.