Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
thanh thang » nhanh thang, thanh thanh, thanh hang
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
danh thang » danh thanh, dinh thang, nhanh thang
cong tan » cong tac, cong san, cong thanh
tran tap » toan tap, tran tan, tran tuan

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 - ((danh thang) or (thanh thang)) va thuong cong tan tran tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - ((danh thang) OR (thanh thang)) va thuong cong tan tran tap.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - ((danh thang) or (thanh thang)) va thuong cong tan tran tap*.