Perhaps you should try some spelling variations:
doanh chung » doanh nhung, doanh thuong, doan hung
chieu xanh » chieu sach, chieu sang, chieu tinh
doanh chua » doanh cua, doanh chu, doanh chuoi
hien xanh » hien hanh, hien nhanh, hien khanh
bang cong » dang cong, bang song, hang cong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan 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: hoc ((hien xanh) OR (chieu xanh)) - hanh ((doanh chua) or (doanh chung)) bang cong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (chieu xanh)) - hanh ((doanh chua) OR (doanh chung)) bang cong tan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) OR (chieu xanh)) - hanh ((doanh chua) or (doanh chung)) bang cong tan toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) OR (chieu xanh)) - hanh ((doanh chua) or (doanh chung)) bang cong tan toan ban*.