Perhaps you should try some spelling variations:
doanh luan » doanh nhan
hanh doanh » hang doanh, chinh doanh, doanh doanh
luan chung » luan chinh
cong thanh » cong trinh, cong tan, truong thanh
dong thanh » truong thanh
hoc dieu » hoc thieu
sang ban » hang ban, nang ban, sang bae

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc dieu) or (hoc hien)) sang - hanh doanh luan chung ((cong thanh) or (dong thanh)) sang ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc dieu) OR (hoc hien)) sang - hanh doanh luan chung ((cong thanh) OR (dong thanh)) sang ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc dieu) or (hoc hien)) sang - hanh doanh luan chung ((cong thanh) or (dong thanh)) sang ban*.