Perhaps you should try some spelling variations:
doanh luan » doanh nhan
dong thanh » truong thanh
hien xanh » hien hanh, hien nhanh, chieu xanh
hang dong » hang nong, hang cong, hanh dong
thanh ban » thanh san, thanh van, thanh bac
manh cua » doanh cua, ban cua
ban cau » bang cau, ban can, van cau

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 luan) or (manh cua)) hang dong thanh ban cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - canh ((doanh luan) OR (manh cua)) hang dong thanh ban cau.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - canh ((doanh luan) or (manh cua)) hang dong thanh ban cau*.