Perhaps you should try some spelling variations:
hieu nganh » vien nganh, hiem ngan, hieu manh
tranh xay » trinh xay, trong xay, manh xay
dung cong » dung trong
cong bang » cuong bang, dong bang, hong bang
bang phan » nang phan, bang nhan, bang thanh
hoc hieu » hoc thieu, hoc hien, doc hieu
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu nganh - canh tranh xay dung cong bang phan cau~.
• Adding a wildcard symbol may retrieve word variants: hoc hieu nganh - canh tranh xay dung cong bang phan cau*.