Perhaps you should try some spelling variations:
dang hanh » dang thanh, ban hanh, dang hung
hanh phan » thanh phan, anh phan, hanh han
phan cong » thanh cong
cong dang » cong dong, cong dan, cong dung
doc hieu » hoc thieu, hoc hien
dang van » hoang van, hang va
van van » tan van, san van, van vat

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) or (toc thieu)) xanh - dang hanh phan cong dang van van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (toc thieu)) xanh - dang hanh phan cong dang van van ban*.