Perhaps you should try some spelling variations:
doanh doan » doanh doanh, doanh hoan, doanh nhan
hoc chieu » ho chieu, hoc hien, hoc dieu
hoc thieu » toc thieu, hoc hien
ban thanh » ban hanh, ban hang
thanh van » thanh san, thanh toan, thanh phan
va thanh » gia thanh, va tinh, le thanh
cong ban » cong bang, cong san, cong tan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) or (hoc thieu)) sang - doanh doan va thanh cong ban thanh van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc thieu)) sang - doanh doan va thanh cong ban thanh van*.