Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
hanh doanh » hang doanh, chinh doanh, kinh doanh
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
khi xanh » khia canh, thi hanh, thi anh
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi khi xanh - ((hanh doanh) OR (doanh doanh)) cua nhung cong dan than ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi khi xanh - ((hanh doanh) OR (doanh doanh)) cua nhung cong dan than ban*".