Perhaps you should try some spelling variations:
doanh thanh » danh thanh, doanh nhan, dinh thanh
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
thanh cua » tranh cua, than cua, hanh cua
cua khong » hua khong, cua phuong, cua thuong
cong vang » cong lang, cong quang, cong ngang
cong van » cong san, song van, cong tan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) OR (chieu sang)) - doanh thanh cua khong ((cong van) or (cong vang)) phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - doanh thanh cua khong ((cong van) OR (cong vang)) phan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) OR (chieu sang)) - doanh thanh cua khong ((cong van) or (cong vang)) phan tu".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) OR (chieu sang)) - doanh thanh cua khong ((cong van) or (cong vang)) phan tu*.