Perhaps you should try some spelling variations:
manh tranh » canh tranh, lanh tranh, hanh trinh
tranh luan » trinh luan, trinh luat, doanh luan
mot chieu » doi chieu
luan cong » luat cong, luong cong, luan chung
cong vang » cong lang, cong quang, cong ngang
ho chieu » theo chieu, hoc thieu, doi chieu
cong van » cong san, song van, cong tan
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: ((mot chieu) or (ho chieu)) xanh - manh tranh luan cong ((cong van) or (cong vang)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (ho chieu)) xanh - manh tranh luan cong ((cong van) OR (cong vang)) toan ban.
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (ho chieu)) xanh - manh tranh luan cong ((cong van) or (cong vang)) toan ban*.