Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
dong cong » duong cong, dung cong, dang cong
chu xanh » chu manh, chua xang, chuc danh
anh hoan » anh hoang, anh toan, anh han
hoan cua » hoa cua, toan cua, han cua
cua dong » chua dong, cua cong, cua dang
cong dan » cong san, cong tan, huong dan
toan tai » toan tap, doanh tai, toan ban
toan cao » toan ban, toan tap

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: theo ((chu xanh) OR (chieu xanh)) - anh hoan cua dong cong dan ((toan tai) OR (toan cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) OR (chieu xanh)) - anh hoan cua dong cong dan ((toan tai) or (toan cao))~".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) OR (chieu xanh)) - anh hoan cua dong cong dan ((toan tai) or (toan cao))*.