Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
hanh doanh » hang doanh, doanh doanh, kinh doanh
luan trong » quan trong, luat trong, luan tuong
tieu xanh » chieu xanh, dieu hanh, tien anh
tieu danh » dieu danh, tiep danh, thien danh
cong vang » cong lang, cong quang, cong ngang
vang van » dang van, tang van, lang van

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

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