Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh giao » danh gia, anh giao, toan giao
thong cong » trong cong, tong cong, thong thong
cong dan » cong san, cong tan, huong dan
phan dau » phan tu, hang dau

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)) - hanh doanh giao thong cong dan ((phan lap) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - hanh doanh giao thong cong dan ((phan lap) OR (phan dau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) OR (chieu sang)) - hanh doanh giao thong cong dan ((phan lap) or (phan dau))".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) OR (chieu sang)) - hanh doanh giao thong cong dan ((phan lap) or (phan dau))*.