Perhaps you should try some spelling variations:
cham tuc » nham thuc, pham thuc, tham thuc
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty lang » tay lang, ty xang, ty hang
lang xa » lang ha, dang xay, lang van
hieu va » lieu va
va danh » va dinh, va dan, va hanh
tuc va » thuc va, truc va, tuc xa
di cua » doi cua, de cua, do cua

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 ty lang xa hoi. ((hieu va) or (hieu qua)) cham tuc va danh ((di cua) or (dai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty lang xa hoi. ((hieu va) OR (hieu qua)) cham tuc va danh ((di cua) OR (dai cua)) tre.
• Adding a wildcard symbol may retrieve word variants: te sach ty lang xa hoi. ((hieu va) or (hieu qua)) cham tuc va danh ((di cua) or (dai cua)) tre*.