Perhaps you should try some spelling variations:
hieu manh » chieu xanh, hieu nganh, dieu hanh
tinh bang » tinh sang, tinh lang, tinh quang
bang luan » tang luan, hang luan, dung luan
luan hung » luan chung, lan hung, luan ung
hung cong » nhung cong, hung cuong, phung cong
cong sang » cong san, cong lang, cong vang
doc hieu » toc thieu, hoc thieu, hoc hien
than cau » toan cau, phan cau, thanh chau
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 - tinh bang luan hung cong sang ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu manh - tinh bang luan hung cong sang ((than cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: doc hieu manh - tinh bang luan hung cong sang ((than cau) or (than cap))*.