Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
viet chu » viet chau, viet cho, viet cau
diem cau » dieu can
cau chuc » cau chu, cau phuc, canh chuc
hieu ve » hieu va, hieu van
lang ha » long ha
chuc va » thuc va, thuc vat
va hanh » van hanh, va thanh, va danh
lang xa » dang xay, lang van
ve cau » ke cau, va cau, ve cac

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 y ((lang xa) or (lang ha)) hoi. hieu ve cau chuc va hanh ((diem cau) or (viet chu)) treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach y ((lang xa) OR (lang ha)) hoi. hieu ve cau chuc va hanh ((diem cau) OR (viet chu)) treo.
• Adding a wildcard symbol may retrieve word variants: thu sach y ((lang xa) or (lang ha)) hoi. hieu ve cau chuc va hanh ((diem cau) or (viet chu)) treo*.