Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
tranh lan » tranh luan, tranh ban, thanh lan
cong vang » cong lang, cong quang, cong ngang
lan hung » van hung, luan chung, lan phuong
cong van » cong san, song van, cong tan
nang ban » hang ban, nang quan, nang sang

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) or (chieu sach)) - canh tranh lan hung ((cong van) or (cong vang)) nang ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sach)) - canh tranh lan hung ((cong van) OR (cong vang)) nang ban.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu sach)) - canh tranh lan hung ((cong van) or (cong vang)) nang ban*.