Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
cua thuong » cua truong, cua phuong, ca thuong
doan phan » doanh phan, toan phan, doanh nhan
lanh ban » lanh bang, lang ban, doanh ban
dan phan » dan chan, van phan, dam phan
ban cua » ban quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu sang) or (chieu xanh)) - lanh ban cua thuong cong ((dan phan) OR (doan phan)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sang) OR (chieu xanh)) - lanh ban cua thuong cong ((dan phan) OR (doan phan)) tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu sang) or (chieu xanh)) - lanh ban cua thuong cong ((dan phan) OR (doan phan)) tu".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sang) or (chieu xanh)) - lanh ban cua thuong cong ((dan phan) OR (doan phan)) tu*.