Perhaps you should try some spelling variations:
cong doanh » cong danh, cong doan, rong doanh
dong doanh » dung doanh, trong doanh, doanh doanh
hieu xanh » chieu xanh, hieu nganh, dieu hanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
canh manh » lanh manh, canh tranh, cach mang
manh cua » doanh cua, ban cua
phan cau » phan dau, phan cac, phan tu

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 (hieu manh)) - canh manh cua cong ((cong doanh) OR (dong doanh)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu xanh) OR (hieu manh)) - canh manh cua cong ((cong doanh) OR (dong doanh)) phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc ((hieu xanh) or (hieu manh)) - canh manh cua cong ((cong doanh) OR (dong doanh)) phan cau".
• Adding a wildcard symbol may retrieve word variants: doc ((hieu xanh) or (hieu manh)) - canh manh cua cong ((cong doanh) OR (dong doanh)) phan cau*.