Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hang doanh » hanh doanh, nhung doanh, van doanh
thang long » thanh cong
hieu lang » chieu sang, hieu quang, nhieu tang
doanh cua » doanh luan
cua thang » cua hang, cua thanh, xua thang
long banh » long ban, long binh, xuong banh
hang ca » nang cao, hang tai, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sach) or (hieu lang)) - hang doanh cua thang long banh ((hang ca) OR (hang va))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (hieu lang)) - hang doanh cua thang long banh ((hang ca) OR (hang va)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sach) or (hieu lang)) - hang doanh cua thang long banh ((hang ca) OR (hang va))".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (hieu lang)) - hang doanh cua thang long banh ((hang ca) OR (hang va))*.