Perhaps you should try some spelling variations:
doanh thanh » danh thanh, doanh nhan, dinh thanh
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
dong cong » duong cong, dung cong, dang cong
cua dong » chua dong, cua cong, cua dang
cong tap » cuong tap, cong tac, cong tan
tap toan » tap doan, tap quan, bai toan
toan cau » toan cao, toan ban, toan tap

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 sang - ((kinh doanh) or (doanh thanh)) cua dong cong tap toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - ((kinh doanh) OR (doanh thanh)) cua dong cong tap toan cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - ((kinh doanh) or (doanh thanh)) cua dong cong tap toan cau*.