Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
nam thuc » nam thuoc, am thuc, nam thu
lang xa » lang ha, dang xay, lang van
van anh » van thanh, tuan anh, van minh
cuu tre » cua tre, cau tren, cau treo
y lang » o lang, _ lang, tay lang
va nam » van nam, ha nam, va nay
va anh » va danh, va hanh, va banh
cua te » cua tu

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

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