Perhaps you should try some spelling variations:
tranh luan » trinh luan, trinh luat, doanh luan
tieu xanh » tieu danh, chieu xanh, tien anh
luan hang » luan nang, luan han, luan hung
hang cong » dang cong, hang nong, bang cong
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((tieu xanh) or (dieu hanh)) - canh tranh luan hang cong van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (dieu hanh)) - canh tranh luan hang cong van toan ban.
• Adding a wildcard symbol may retrieve word variants: theo ((tieu xanh) or (dieu hanh)) - canh tranh luan hang cong van toan ban*.