Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
chieu xanh » chieu sach, chieu sang, hieu manh
canh doanh » hanh doanh, chinh doanh, doanh doanh
nhung cong » dung cong, thong cong, hang cong
doanh cua » doanh luan
cua nhung » va nhung
chay chua » cha chua, kham chua, ca chua
cong san » cong tac
chay cau » chay cao, cay ca, phan cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu tinh) or (chieu xanh)) - canh doanh cua nhung cong san ((chay cau) OR (chay chua))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu tinh) OR (chieu xanh)) - canh doanh cua nhung cong san ((chay cau) OR (chay chua)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu tinh) or (chieu xanh)) - canh doanh cua nhung cong san ((chay cau) OR (chay chua))".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu tinh) or (chieu xanh)) - canh doanh cua nhung cong san ((chay cau) OR (chay chua))*.