Perhaps you should try some spelling variations:
nhan danh » nhan dan, nhan dang, ngan danh
dung cong » dung trong
chi xanh » chi anh, chi danh, chieu xanh
chi hanh » chi nhanh, chi thanh, thi hanh
danh qua » hanh qua, doanh quan, manh quan
qua dung » quang dung, su dung, qua song
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chi xanh) OR (chi hanh)) - nhan danh qua dung cong san toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chi xanh) OR (chi hanh)) - nhan danh qua dung cong san toan ban".
• Adding a wildcard symbol may retrieve word variants: doi ((chi xanh) OR (chi hanh)) - nhan danh qua dung cong san toan ban*.