Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
canh doanh » hanh doanh, chinh doanh, kinh doanh
hien xanh » hien hanh, hien nhanh, chieu xanh
cua duong » cua dong, cua huong, qua duong
trong san » trong cac, dong san, trong ca
cong san » cong tac
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: hoc hien xanh - ((canh doanh) or (doanh doanh)) cua duong ((trong san) OR (cong san)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - ((canh doanh) OR (doanh doanh)) cua duong ((trong san) OR (cong san)) phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien xanh - ((canh doanh) or (doanh doanh)) cua duong ((trong san) OR (cong san)) phan cau".
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - ((canh doanh) or (doanh doanh)) cua duong ((trong san) OR (cong san)) phan cau*.