Perhaps you should try some spelling variations:
hieu lang » chieu sang, hieu quang, nhieu tang
hieu quan » hieu qua, lieu quan, thien quan
tranh cua » doanh cua, manh cua
phan cong » thanh cong
cua phan » cua nhan, cua phap, cua han
cong tap » cuong tap, cong tac, cong tan
tap doan » tap quan
doan cau » toan cau, doan dau, doan cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: nho ((hieu lang) or (hieu quan)) - canh tranh cua phan cong tap doan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nho ((hieu lang) OR (hieu quan)) - canh tranh cua phan cong tap doan cau.
• Adding a wildcard symbol may retrieve word variants: nho ((hieu lang) or (hieu quan)) - canh tranh cua phan cong tap doan cau*.