Perhaps you should try some spelling variations:
luan nhung » luan chung, luan hung, quan nhung
nhung cong » dung cong, thong cong, hang cong
hanh dung » thanh dung, anh dung, hanh dong
ho chiet » ho thiet, hoc thiet, hoa thiet
ho chieu » theo chieu, hoc thieu, doi chieu
cong tap » cuong tap, cong tac, cong tan
tap doan » tap quan
doan ban » doanh ban, toan ban, doan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chiet) OR (ho chieu)) tach - hanh dung luan nhung cong tap doan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chiet) OR (ho chieu)) tach - hanh dung luan nhung cong tap doan ban".
• Adding a wildcard symbol may retrieve word variants: ((ho chiet) OR (ho chieu)) tach - hanh dung luan nhung cong tap doan ban*.