Perhaps you should try some spelling variations:
doanh thanh » danh thanh, doanh nhan, dinh thanh
thong cong » trong cong, tong cong, thong thong
chieu lang » chieu sang, hieu lang, chi lang
doi chieu » doc hieu, doi chi, mot chieu
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
dung cong » dung trong
tinh cua » trinh cua, sinh cua, tinh chat
thanh tu » hanh tu, nhanh tu, thanh tung

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu lang - hanh tinh cua ((thong cong) or (dung cong)) doanh thanh tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu lang - hanh tinh cua ((thong cong) OR (dung cong)) doanh thanh tu*.