Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
chieu xanh » chieu sach, chieu sang, chieu tinh
hieu xanh » hieu manh, hieu nganh, dieu hanh
doanh cua » doanh luan
cong vang » cong lang, cong quang, cong ngang
ban cong » bang cong, van cong, phan cong
vang tan » van tan, tang tan, vang tao
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: doc ((hieu xanh) OR (chieu xanh)) - hanh doanh cua ban cong vang tan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc ((hieu xanh) OR (chieu xanh)) - hanh doanh cua ban cong vang tan ban".
• Adding a wildcard symbol may retrieve word variants: doc ((hieu xanh) OR (chieu xanh)) - hanh doanh cua ban cong vang tan ban*.