Perhaps you should try some spelling variations:
thuong hang » thuong han, thuong hung, thuong lang
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
cua thuong » cua truong, cua phuong, ca thuong
chinh cua » chinh ca, chinh sua, hinh cua
toan ban » van ban
va toan » van toan, bai toan, tap toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu sang) or (chieu xanh)) - hanh chinh cua thuong hang va toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chieu xanh)) - hanh chinh cua thuong hang va toan ban.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (chieu xanh)) - hanh chinh cua thuong hang va toan ban*.