Perhaps you should try some spelling variations:
phung cong » nhung cong, phong cong, nhung chong
hieu manh » chieu xanh, hieu nganh, dieu hanh
dong luan » tong luan, cong luan, dong luc
dong xuan » hoang xuan, dinh xuan, dong cua
doc hieu » toc thieu, hoc thieu, hoc hien
cong san » cong tac
san than » sang than, san thanh, ban than
than cap » khan cap, thanh lap, thanh cac

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 manh - anh ((((dong luan) OR (dung luan))) or (dong xuan)) phung cong san than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu manh - anh ((((dong luan) OR (dung luan))) OR (dong xuan)) phung cong san than cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc hieu manh - anh ((((dong luan) OR (dung luan))) or (dong xuan)) phung cong san than cap".
• Adding a wildcard symbol may retrieve word variants: doc hieu manh - anh ((((dong luan) OR (dung luan))) or (dong xuan)) phung cong san than cap*.