Perhaps you should try some spelling variations:
cong doanh » cong danh, dong doanh, rong doanh
hieu xanh » chieu xanh, hieu manh, hieu nganh
cong doan » cong dan, cong hoan, dong doanh
doc hieu » toc thieu, hoc thieu, hoc hien
manh cua » doanh cua
phan cau » phan dau, phan cac, phan tu
ban cua » ban quan

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