Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
chieu sang » chieu sach, chieu xanh, hieu lang
khong cong » thong cong, khong cang, chong cong
doanh cua » doanh luan
cua khong » hua khong, cua phuong, cua thuong
chu sang » chu bang, thu sang, chuc nang
cong san » cong tac
nhan tai » hang tai, van tai, toan tai
han tap » han tai, toan tap, nhan tao

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu sang) or (chieu sang)) - hanh doanh cua khong cong san ((han tap) OR (nhan tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu sang) OR (chieu sang)) - hanh doanh cua khong cong san ((han tap) OR (nhan tai)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu sang) or (chieu sang)) - hanh doanh cua khong cong san ((han tap) OR (nhan tai))".
• Adding a wildcard symbol may retrieve word variants: theo ((chu sang) or (chieu sang)) - hanh doanh cua khong cong san ((han tap) OR (nhan tai))*.