Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, kieu tinh
tranh luan » trinh luan, trinh luat, doanh luan
chau tinh » cuu tinh, ha tinh, cua tinh
luan hang » luan nang, luan han, luan hung
hang cong » dang cong, hang nong, bang cong
cong san » cong tac
san van » tan van, luan van, tran van

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

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