Perhaps you should try some spelling variations:
tranh luan » trinh luan, trinh luat, doanh luan
luan phung » luan phuong, luan chung, luan phong
phung cong » nhung cong, phong cong, nhung chong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cau » toan cao, toan ban, toan tap
ho chau » ha chau, ho chu, khoa chau
o chau » a chau, 3 chau, moc chau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chau) or (o chau)) tinh - canh tranh luan phung cong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chau) OR (o chau)) tinh - canh tranh luan phung cong tan toan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chau) or (o chau)) tinh - canh tranh luan phung cong tan toan cau*.