Perhaps you should try some spelling variations:
cong thuong » hang thuong
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
thuong van » thong van, truong van, thuong va
van thanh » ban thanh, van tuan
thanh lap » thanh san, phan lap, thanh hai
van manh » van minh, van anh, van hanh
manh cua » doanh cua, ban cua

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 xanh) or (chieu sang)) - van manh cua cong thuong van thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu sang)) - van manh cua cong thuong van thanh lap.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (chieu sang)) - van manh cua cong thuong van thanh lap*.