Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
hoc thieu » toc thieu, hoc hien
doanh cua » doanh luan
phan cong » thanh cong
ho chieu » theo chieu, doi chieu, mot chieu
ban cong » bang cong, van cong, ban huong
van tan » van tuan, van ban, van tai
tan ban » toan ban, tang ban, van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) OR (hoc thieu)) xanh - hanh doanh cua ((ban cong) or (phan cong)) van tan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) xanh - hanh doanh cua ((ban cong) OR (phan cong)) van tan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (hoc thieu)) xanh - hanh doanh cua ((ban cong) or (phan cong)) van tan ban".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (hoc thieu)) xanh - hanh doanh cua ((ban cong) or (phan cong)) van tan ban*.