Perhaps you should try some spelling variations:
thuong thanh » truong thanh, phuong thanh, thong thanh
cong thuong » hang thuong
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
hanh ban » thanh ban, hang ban, hanh san
ban cua » ban quan
pho dan » pho danh, tho dan, pho da

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 (chieu sang)) - hanh ban cua cong thuong thanh pho dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chieu sang)) - hanh ban cua cong thuong thanh pho dan*.