Perhaps you should try some spelling variations:
hanh dung » thanh dung, anh dung, hanh dong
dang cong » dung cong
cong than » cong thanh, cong thang, cong tan
than phan » thanh phan, toan phan, thanh pham
dung van » duong van, dung va, dang van
van dang » van dong, van dung, van nang
phan lap » phan dau
doi chi » doi khi

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) or (toc thieu)) sang - hanh dung van dang cong than phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chi) OR (toc thieu)) sang - hanh dung van dang cong than phan lap.
• Adding a wildcard symbol may retrieve word variants: ((doi chi) or (toc thieu)) sang - hanh dung van dang cong than phan lap*.