Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cong doan » cong dan, cong hoan, dong doanh
doan phan » doanh phan, toan phan, dan phan
ho chieu » theo chieu, hoc thieu, doi chieu
phan dau » phan tu, hang dau
manh va » hanh va, minh va, lanh va
anh va » hanh va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (toc thieu)) xanh - canh ((manh va) or (anh va)) nhung cong doan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (toc thieu)) xanh - canh ((manh va) OR (anh va)) nhung cong doan phan dau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (toc thieu)) xanh - canh ((manh va) or (anh va)) nhung cong doan phan dau*.