Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
hanh dai » hanh tai, hanh dao, vanh dai
sach ty » sach y, sach tu, sach thu
va cham » va chat, va tham
lang xa » lang ha, dang xay, lang van
vang xa » mang xa, ang xa, dang xay
xuc va » duc va, tuc va, xac va
luc va » duc va, tuc va, loc va
cua tu » cua tuc, cua su, cua cu

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 ty ((vang xa) or (lang xa)) hoi. lieu va cham ((xuc va) or (luc va)) hanh dai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ty ((vang xa) OR (lang xa)) hoi. lieu va cham ((xuc va) OR (luc va)) hanh dai cua tu.
• Adding a wildcard symbol may retrieve word variants: thu sach ty ((vang xa) or (lang xa)) hoi. lieu va cham ((xuc va) or (luc va)) hanh dai cua tu*.