Perhaps you should try some spelling variations:
hoc thien » hoc thieu, hoc thiet, hoc tien
tranh cua » doanh cua, manh cua
hong bang » dong bang, hang ban, hong hanh
bang doan » hang doanh, quang doan, trang doan
cua hong » cua huong, cua khong, cua cong
phan dau » phan tu
hang dau » hang va, hang tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thien) or (hoc hien)) thanh - canh tranh cua hong bang doan ((phan dau) OR (hang dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thien) OR (hoc hien)) thanh - canh tranh cua hong bang doan ((phan dau) OR (hang dau))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thien) or (hoc hien)) thanh - canh tranh cua hong bang doan ((phan dau) OR (hang dau))*".