Perhaps you should try some spelling variations:
cham thuc » nham thuc, pham thuc, tham thuc
toc sach » hoc sach, doc sach, thuoc sach
danh va » doanh va, hanh va, anh va
va danh » va dinh, va dan, va hanh
thuc va » thuc vat, thuc dan, thuc day
va cham » va chat, va tham
song xa » song cua
cuu tre » cua tre, cau tren, cau treo
sang xa » lang xa, sang ma, mang xa
va cuu » va cau, va chu, va huu

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) OR (toc sach)) _ ((sang xa) or (song xa)) hoi. lieu va cham thuc va danh va cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (toc sach)) _ ((sang xa) OR (song xa)) hoi. lieu va cham thuc va danh va cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) OR (toc sach)) _ ((sang xa) or (song xa)) hoi. lieu va cham thuc va danh va cuu tre".
• Adding a wildcard symbol may retrieve word variants: ((te sach) OR (toc sach)) _ ((sang xa) or (song xa)) hoi. lieu va cham thuc va danh va cuu tre*.