Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
ho chieu » theo chieu, hoc thieu, doi chieu
tranh va » tranh van, trang va, trinh va
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap
va hang » van hang, va nang, va lang

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - canh tranh va hang ((cong dan) OR (cong tan)) ((phan cau) OR (phan cac))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - canh tranh va hang ((cong dan) OR (cong tan)) ((phan cau) or (phan cac))~".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - canh tranh va hang ((cong dan) OR (cong tan)) ((phan cau) or (phan cac))*.