Perhaps you should try some spelling variations:
hieu manh » chieu xanh, hieu nganh, dieu hanh
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
cong luan » tong luan, cong tuan, dong luan
cua hang » cua dang, cua nhung, cua cong
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu manh) or (chinh sach)) - canh tranh cua hang cong luan ((phan cau) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (chinh sach)) - canh tranh cua hang cong luan ((phan cau) OR (phan cac)).
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (chinh sach)) - canh tranh cua hang cong luan ((phan cau) or (phan cac))*.