Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
danh thanh » dinh thanh, dang thanh, nhanh thanh
nang quan » nang suat
ban thanh » ban hanh, ban hang
chi xanh » chi anh, chi danh, chi hanh
ban quan » van quan
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 xanh - hanh ((ban quan) or (nang quan)) nhung cong ((ban thanh) or (danh thanh)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - hanh ((ban quan) OR (nang quan)) nhung cong ((ban thanh) OR (danh thanh)) ban.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - hanh ((ban quan) or (nang quan)) nhung cong ((ban thanh) or (danh thanh)) ban*.