Perhaps you should try some spelling variations:
hoang manh » hoang minh, hoang anh, hoang xanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
doc hieu » toc thieu, hoc thieu, hoc hien
cua dang » cua cong, cua ban
qua dung » quang dung, su dung, qua song
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
than man » than ma, thanh san, tran manh

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 - hoang manh ((cua dang) or (qua dung)) ((cong dan) or (cong san)) than man~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu manh - hoang manh ((cua dang) OR (qua dung)) ((cong dan) OR (cong san)) than man.
• Adding a wildcard symbol may retrieve word variants: doc hieu manh - hoang manh ((cua dang) or (qua dung)) ((cong dan) or (cong san)) than man*.