Perhaps you should try some spelling variations:
tong thuong » thong thuong, trong thuong, cong thuong
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
tong huong » thong huong, cong huong, dong huong
tranh cua » doanh cua, manh cua
ho chieu » theo chieu, hoc thieu, doi chieu
doan van » doan va, hoang van, luan van

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 xanh - hanh tranh cua ((tong huong) or (tong thuong)) doan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh tranh cua ((tong huong) OR (tong thuong)) doan van ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh tranh cua ((tong huong) or (tong thuong)) doan van ban*.